1 Headphone Stand Market Overview 1.1 Product Overview and Scope of Headphone Stand 1.2 Headphone Stand Segment by Type 1.2.1 Global Headphone Stand Sales Growth Rate Comparison by Type (2021-2027) 1.2.2 Acrylic 1.2.3 Aluminum 1.2.4 Wood 1.2.5 Others 1.3 Headphone Stand Segment by Application 1.3.1 Global Headphone Stand Sales Comparison by Application: (2021-2027) 1.3.2 Home 1.3.3 Headphone Store 1.3.4 Video Shop 1.3.5 Others 1.4 Global Headphone Stand Market Size Estimates and Forecasts 1.4.1 Global Headphone Stand Revenue 2016-2027 1.4.2 Global Headphone Stand Sales 2016-2027 1.4.3 Headphone Stand Market Size by Region: 2016 Versus 2021 Versus 2027 2 Headphone Stand Market Competition by Manufacturers 2.1 Global Headphone Stand Sales Market Share by Manufacturers (2016-2021) 2.2 Global Headphone Stand Revenue Market Share by Manufacturers (2016-2021) 2.3 Global Headphone Stand Average Price by Manufacturers (2016-2021) 2.4 Manufacturers Headphone Stand Manufacturing Sites, Area Served, Product Type 2.5 Headphone Stand Market Competitive Situation and Trends 2.5.1 Headphone Stand Market Concentration Rate 2.5.2 The Global Top 5 and Top 10 Largest Headphone Stand Players Market Share by Revenue 2.5.3 Global Headphone Stand Market Share by Company Type (Tier 1, Tier 2 and Tier 3) 2.6 Manufacturers Mergers & Acquisitions, Expansion Plans 3 Headphone Stand Retrospective Market Scenario by Region 3.1 Global Headphone Stand Retrospective Market Scenario in Sales by Region: 2016-2021 3.2 Global Headphone Stand Retrospective Market Scenario in Revenue by Region: 2016-2021 3.3 North America Headphone Stand Market Facts & Figures by Country 3.3.1 North America Headphone Stand Sales by Country 3.3.2 North America Headphone Stand Revenue by Country 3.3.3 U.S. 3.3.4 Canada 3.4 Europe Headphone Stand Market Facts & Figures by Country 3.4.1 Europe Headphone Stand Sales by Country 3.4.2 Europe Headphone Stand Revenue by Country 3.4.3 Germany 3.4.4 France 3.4.5 U.K. 3.4.6 Italy 3.4.7 Russia 3.5 Asia Pacific Headphone Stand Market Facts & Figures by Region 3.5.1 Asia Pacific Headphone Stand Sales by Region 3.5.2 Asia Pacific Headphone Stand Revenue by Region 3.5.3 China 3.5.4 Japan 3.5.5 South Korea 3.5.6 India 3.5.7 Australia 3.5.8 Taiwan 3.5.9 Indonesia 3.5.10 Thailand 3.5.11 Malaysia 3.5.12 Philippines 3.5.13 Vietnam 3.6 Latin America Headphone Stand Market Facts & Figures by Country 3.6.1 Latin America Headphone Stand Sales by Country 3.6.2 Latin America Headphone Stand Revenue by Country 3.6.3 Mexico 3.6.4 Brazil 3.6.5 Argentina 3.7 Middle East and Africa Headphone Stand Market Facts & Figures by Country 3.7.1 Middle East and Africa Headphone Stand Sales by Country 3.7.2 Middle East and Africa Headphone Stand Revenue by Country 3.7.3 Turkey 3.7.4 Saudi Arabia 3.7.5 U.A.E 4 Global Headphone Stand Historic Market Analysis by Type 4.1 Global Headphone Stand Sales Market Share by Type (2016-2021) 4.2 Global Headphone Stand Revenue Market Share by Type (2016-2021) 4.3 Global Headphone Stand Price by Type (2016-2021) 5 Global Headphone Stand Historic Market Analysis by Application 5.1 Global Headphone Stand Sales Market Share by Application (2016-2021) 5.2 Global Headphone Stand Revenue Market Share by Application (2016-2021) 5.3 Global Headphone Stand Price by Application (2016-2021) 6 Key Companies Profiled 6.1 Avantree 6.1.1 Avantree Corporation Information 6.1.2 Avantree Description and Business Overview 6.1.3 Avantree Headphone Stand Sales, Revenue and Gross Margin (2016-2021) 6.1.4 Avantree Headphone Stand Product Portfolio 6.1.5 Avantree Recent Developments/Updates 6.2 Satechi 6.2.1 Satechi Corporation Information 6.2.2 Satechi Description and Business Overview 6.2.3 Satechi Headphone Stand Sales, Revenue and Gross Margin (2016-2021) 6.2.4 Satechi Headphone Stand Product Portfolio 6.2.5 Satechi Recent Developments/Updates 6.3 Razer 6.3.1 Razer Corporation Information 6.3.2 Razer Description and Business Overview 6.3.3 Razer Headphone Stand Sales, Revenue and Gross Margin (2016-2021) 6.3.4 Razer Headphone Stand Product Portfolio 6.3.5 Razer Recent Developments/Updates 6.4 Just Mobile 6.4.1 Just Mobile Corporation Information 6.4.2 Just Mobile Description and Business Overview 6.4.3 Just Mobile Headphone Stand Sales, Revenue and Gross Margin (2016-2021) 6.4.4 Just Mobile Headphone Stand Product Portfolio 6.4.5 Just Mobile Recent Developments/Updates 6.5 Corsair 6.5.1 Corsair Corporation Information 6.5.2 Corsair Description and Business Overview 6.5.3 Corsair Headphone Stand Sales, Revenue and Gross Margin (2016-2021) 6.5.4 Corsair Headphone Stand Product Portfolio 6.5.5 Corsair Recent Developments/Updates 6.6 Brainwavz Audio 6.6.1 Brainwavz Audio Corporation Information 6.6.2 Brainwavz Audio Description and Business Overview 6.6.3 Brainwavz Audio Headphone Stand Sales, Revenue and Gross Margin (2016-2021) 6.6.4 Brainwavz Audio Headphone Stand Product Portfolio 6.6.5 Brainwavz Audio Recent Developments/Updates 6.7 Master & Dynamic 6.6.1 Master & Dynamic Corporation Information 6.6.2 Master & Dynamic Description and Business Overview 6.6.3 Master & Dynamic Headphone Stand Sales, Revenue and Gross Margin (2016-2021) 6.4.4 Master & Dynamic Headphone Stand Product Portfolio 6.7.5 Master & Dynamic Recent Developments/Updates 6.8 Satechi 6.8.1 Satechi Corporation Information 6.8.2 Satechi Description and Business Overview 6.8.3 Satechi Headphone Stand Sales, Revenue and Gross Margin (2016-2021) 6.8.4 Satechi Headphone Stand Product Portfolio 6.8.5 Satechi Recent Developments/Updates 6.9 elago 6.9.1 elago Corporation Information 6.9.2 elago Description and Business Overview 6.9.3 elago Headphone Stand Sales, Revenue and Gross Margin (2016-2021) 6.9.4 elago Headphone Stand Product Portfolio 6.9.5 elago Recent Developments/Updates 6.10 Hardgraft 6.10.1 Hardgraft Corporation Information 6.10.2 Hardgraft Description and Business Overview 6.10.3 Hardgraft Headphone Stand Sales, Revenue and Gross Margin (2016-2021) 6.10.4 Hardgraft Headphone Stand Product Portfolio 6.10.5 Hardgraft Recent Developments/Updates 6.11 Bluelounge 6.11.1 Bluelounge Corporation Information 6.11.2 Bluelounge Headphone Stand Description and Business Overview 6.11.3 Bluelounge Headphone Stand Sales, Revenue and Gross Margin (2016-2021) 6.11.4 Bluelounge Headphone Stand Product Portfolio 6.11.5 Bluelounge Recent Developments/Updates 6.12 Sieveking 6.12.1 Sieveking Corporation Information 6.12.2 Sieveking Headphone Stand Description and Business Overview 6.12.3 Sieveking Headphone Stand Sales, Revenue and Gross Margin (2016-2021) 6.12.4 Sieveking Headphone Stand Product Portfolio 6.12.5 Sieveking Recent Developments/Updates 6.13 LUXA2 6.13.1 LUXA2 Corporation Information 6.13.2 LUXA2 Headphone Stand Description and Business Overview 6.13.3 LUXA2 Headphone Stand Sales, Revenue and Gross Margin (2016-2021) 6.13.4 LUXA2 Headphone Stand Product Portfolio 6.13.5 LUXA2 Recent Developments/Updates 7 Headphone Stand Manufacturing Cost Analysis 7.1 Headphone Stand Key Raw Materials Analysis 7.1.1 Key Raw Materials 7.1.2 Key Suppliers of Raw Materials 7.2 Proportion of Manufacturing Cost Structure 7.3 Manufacturing Process Analysis of Headphone Stand 7.4 Headphone Stand Industrial Chain Analysis 8 Marketing Channel, Distributors and Customers 8.1 Marketing Channel 8.2 Headphone Stand Distributors List 8.3 Headphone Stand Customers 9 Headphone Stand Market Dynamics 9.1 Headphone Stand Industry Trends 9.2 Headphone Stand Growth Drivers 9.3 Headphone Stand Market Challenges 9.4 Headphone Stand Market Restraints 10 Global Market Forecast 10.1 Headphone Stand Market Estimates and Projections by Type 10.1.1 Global Forecasted Sales of Headphone Stand by Type (2022-2027) 10.1.2 Global Forecasted Revenue of Headphone Stand by Type (2022-2027) 10.2 Headphone Stand Market Estimates and Projections by Application 10.2.1 Global Forecasted Sales of Headphone Stand by Application (2022-2027) 10.2.2 Global Forecasted Revenue of Headphone Stand by Application (2022-2027) 10.3 Headphone Stand Market Estimates and Projections by Region 10.3.1 Global Forecasted Sales of Headphone Stand by Region (2022-2027) 10.3.2 Global Forecasted Revenue of Headphone Stand by Region (2022-2027) 11 Research Finding and Conclusion 12 Methodology and Data Source 12.1 Methodology/Research Approach 12.1.1 Research Programs/Design 12.1.2 Market Size Estimation 12.1.3 Market Breakdown and Data Triangulation 12.2 Data Source 12.2.1 Secondary Sources 12.2.2 Primary Sources 12.3 Author List 12.4 Disclaimer

List of Tables Table 1. Global Headphone Stand Sales (K Units) Growth Rate Comparison by Type (2021-2027) Table 2. Global Headphone Stand Sales (K Units) Comparison by Application (2021-2027) Table 3. Global Headphone Stand Market Size by Region (US$ Million) (2016 VS 2021 VS 2027) Table 4. Key Manufacturers Headphone Stand Covered in This Study Table 5. Global Headphone Stand Sales (K Units) of Key Manufacturers (2016-2021) Table 6. Global Headphone Stand Sales Market Share by Manufacturers (2016-2021) Table 7. Global Headphone Stand Revenue (US$ Million) by Manufacturers (2016-2021) Table 8. Global Headphone Stand Revenue Share by Manufacturers (2016-2021) Table 9. Global Market Headphone Stand Average Price (USD/Unit) of Key Manufacturers (2016-2021) Table 10. Manufacturers Headphone Stand Manufacturing Sites and Area Served Table 11. Manufacturers Headphone Stand Product Type Table 12. Global Manufacturers Market Concentration Ratio (CR5 and HHI) Table 13. Global Headphone Stand by Company Type (Tier 1, Tier 2 and Tier 3) (based on the Revenue in Headphone Stand as of 2020) Table 14. Manufacturers Mergers & Acquisitions, Expansion Plans Table 15. Global Headphone Stand Sales by Region (2016-2021) & (K Units) Table 16. Global Headphone Stand Sales Market Share by Region (2016-2021) Table 17. Global Headphone Stand Revenue by Region (2016-2021) & (US$ Million) Table 18. North America Headphone Stand Sales by Country (2016-2021) & (K Units) Table 19. North America Headphone Stand Sales Market Share by Country (2016-2021) Table 20. North America Headphone Stand Revenue by Country (2016-2021) & (US$ Million) Table 21. North America Headphone Stand Revenue Market Share by Country (2016-2021) Table 22. Europe Headphone Stand Sales by Country (2016-2021) & (K Units) Table 23. Europe Headphone Stand Sales Market Share by Country (2016-2021) Table 24. Europe Headphone Stand Revenue by Country (2016-2021) & (US$ Million) Table 25. Europe Headphone Stand Revenue Market Share by Country (2016-2021) Table 26. Asia Pacific Headphone Stand Sales by Region (2016-2021) & (K Units) Table 27. Asia Pacific Headphone Stand Sales Market Share by Region (2016-2021) Table 28. Asia Pacific Headphone Stand Revenue by Region (2016-2021) & (US$ Million) Table 29. Asia Pacific Headphone Stand Revenue Market Share by Region (2016-2021) Table 30. Latin America Headphone Stand Sales by Country (2016-2021) & (K Units) Table 31. Latin America Headphone Stand Sales Market Share by Country (2016-2021) Table 32. Latin America Headphone Stand Revenue by Country (2016-2021) & (US$ Million) Table 33. Latin America Headphone Stand Revenue Market Share by Country (2016-2021) Table 34. Middle East and Africa Headphone Stand Sales by Country (2016-2021) & (K Units) Table 35. Middle East and Africa Headphone Stand Sales Market Share by Country (2016-2021) Table 36. Middle East and Africa Headphone Stand Revenue by Country (2016-2021) & (US$ Million) Table 37. Middle East and Africa Headphone Stand Revenue Market Share by Country (2016-2021) Table 38. Global Headphone Stand Sales (K Units) by Type (2016-2021) Table 39. Global Headphone Stand Sales Market Share by Type (2016-2021) Table 40. Global Headphone Stand Revenue (Million US$) by Type (2016-2021) Table 41. Global Headphone Stand Revenue Share by Type (2016-2021) Table 42. Global Headphone Stand Price (USD/Unit) by Type (2016-2021) Table 43. Global Headphone Stand Sales (K Units) by Application (2016-2021) Table 44. Global Headphone Stand Sales Market Share by Application (2016-2021) Table 45. Global Headphone Stand Revenue (Million US$) by Application (2016-2021) Table 46. Global Headphone Stand Revenue Share by Application (2016-2021) Table 47. Global Headphone Stand Price (USD/Unit) by Application (2016-2021) Table 48. Avantree Corporation Information Table 49. Avantree Description and Business Overview Table 50. Avantree Headphone Stand Sales (K Units), Revenue (Million US$), Price (USD/Unit) and Gross Margin (2016-2021) Table 51. Avantree Headphone Stand Product Table 52. Avantree Recent Developments/Updates Table 53. Satechi Corporation Information Table 54. Satechi Description and Business Overview Table 55. Satechi Headphone Stand Sales (K Units), Revenue (Million US$), Price (USD/Unit) and Gross Margin (2016-2021) Table 56. Satechi Headphone Stand Product Table 57. Satechi Recent Developments/Updates Table 58. Razer Corporation Information Table 59. Razer Description and Business Overview Table 60. Razer Headphone Stand Sales (K Units), Revenue (Million US$), Price (USD/Unit) and Gross Margin (2016-2021) Table 61. Razer Headphone Stand Product Table 62. Razer Recent Developments/Updates Table 63. Just Mobile Corporation Information Table 64. Just Mobile Description and Business Overview Table 65. Just Mobile Headphone Stand Sales (K Units), Revenue (Million US$), Price (USD/Unit) and Gross Margin (2016-2021) Table 66. Just Mobile Headphone Stand Product Table 67. Just Mobile Recent Developments/Updates Table 68. Corsair Corporation Information Table 69. Corsair Description and Business Overview Table 70. Corsair Headphone Stand Sales (K Units), Revenue (Million US$), Price (USD/Unit) and Gross Margin (2016-2021) Table 71. Corsair Headphone Stand Product Table 72. Corsair Recent Developments/Updates Table 73. Brainwavz Audio Corporation Information Table 74. Brainwavz Audio Description and Business Overview Table 75. Brainwavz Audio Headphone Stand Sales (K Units), Revenue (Million US$), Price (USD/Unit) and Gross Margin (2016-2021) Table 76. Brainwavz Audio Headphone Stand Product Table 77. Brainwavz Audio Recent Developments/Updates Table 78. Master & Dynamic Corporation Information Table 79. Master & Dynamic Description and Business Overview Table 80. Master & Dynamic Headphone Stand Sales (K Units), Revenue (Million US$), Price (USD/Unit) and Gross Margin (2016-2021) Table 81. Master & Dynamic Headphone Stand Product Table 82. Master & Dynamic Recent Developments/Updates Table 83. Satechi Corporation Information Table 84. Satechi Description and Business Overview Table 85. Satechi Headphone Stand Sales (K Units), Revenue (Million US$), Price (USD/Unit) and Gross Margin (2016-2021) Table 86. Satechi Headphone Stand Product Table 87. Satechi Recent Developments/Updates Table 88. elago Corporation Information Table 89. elago Description and Business Overview Table 90. elago Headphone Stand Sales (K Units), Revenue (Million US$), Price (USD/Unit) and Gross Margin (2016-2021) Table 91. elago Headphone Stand Product Table 92. elago Recent Developments/Updates Table 93. Hardgraft Corporation Information Table 94. Hardgraft Description and Business Overview Table 95. Hardgraft Headphone Stand Sales (K Units), Revenue (Million US$), Price (USD/Unit) and Gross Margin (2016-2021) Table 96. Hardgraft Headphone Stand Product Table 97. Hardgraft Recent Developments/Updates Table 98. Bluelounge Corporation Information Table 99. Bluelounge Description and Business Overview Table 100. Bluelounge Headphone Stand Sales (K Units), Revenue (Million US$), Price (USD/Unit) and Gross Margin (2016-2021) Table 101. Bluelounge Headphone Stand Product Table 102. Bluelounge Recent Developments/Updates Table 103. Sieveking Corporation Information Table 104. Sieveking Description and Business Overview Table 105. Sieveking Headphone Stand Sales (K Units), Revenue (Million US$), Price (USD/Unit) and Gross Margin (2016-2021) Table 106. Sieveking Headphone Stand Product Table 107. Sieveking Recent Developments/Updates Table 108. LUXA2 Corporation Information Table 109. LUXA2 Description and Business Overview Table 110. LUXA2 Headphone Stand Sales (K Units), Revenue (Million US$), Price (USD/Unit) and Gross Margin (2016-2021) Table 111. LUXA2 Headphone Stand Product Table 112. LUXA2 Recent Developments/Updates Table 113. Production Base and Market Concentration Rate of Raw Material Table 114. Key Suppliers of Raw Materials Table 115. Headphone Stand Distributors List Table 116. Headphone Stand Customers List Table 117. Headphone Stand Market Trends Table 118. Headphone Stand Growth Drivers Table 119. Headphone Stand Market Challenges Table 120. Headphone Stand Market Restraints Table 121. Global Headphone Stand Sales Forecast by Type (2022-2027) & (K Units) Table 122. Global Headphone Stand Sales Market Share Forecast by Type (2022-2027) Table 123. Global Headphone Stand Revenue Forecast by Type (2022-2027) & (US$ Million) Table 124. Global Headphone Stand Revenue Market Share Forecast by Type (2022-2027) Table 125. Global Headphone Stand Sales Forecast by Application (2022-2027) & (K Units) Table 126. Global Headphone Stand Sales Market Share Forecast by Application (2022-2027) Table 127. Global Headphone Stand Revenue Forecast by Application (2022-2027) & (US$ Million) Table 128. Global Headphone Stand Revenue Market Share Forecast by Application (2022-2027) Table 129. Global Headphone Stand Sales Forecast by Region (2022-2027) & (K Units) Table 130. Global Headphone Stand Sales Market Share Forecast by Region (2022-2027) Table 131. Global Headphone Stand Revenue Forecast by Region (2022-2027) & (US$ Million) Table 132. Global Headphone Stand Revenue Market Share Forecast by Region (2022-2027) Table 133. Research Programs/Design for This Report Table 134. Key Data Information from Secondary Sources Table 135. Key Data Information from Primary Sources List of Figures Figure 1. Product Picture of Headphone Stand Figure 2. Global Headphone Stand Market Share by Type in 2020 & 2027 Figure 3. Acrylic Product Picture Figure 4. Aluminum Product Picture Figure 5. Wood Product Picture Figure 6. Others Product Picture Figure 7. Global Headphone Stand Market Share by Application in 2020 & 2027 Figure 8. Home Figure 9. Headphone Store Figure 10. Video Shop Figure 11. Others Figure 12. Global Headphone Stand Revenue, (US$ Million), 2016 VS 2021 VS 2027 Figure 13. Global Headphone Stand Market Size 2016-2027 (US$ Million) Figure 14. Global Headphone Stand Sales 2016-2027 (K Units) Figure 15. Global Headphone Stand Market Size Market Share by Region: 2016 VS 20210 VS 2027 Figure 16. Headphone Stand Sales Share by Manufacturers in 2020 Figure 17. Global Headphone Stand Revenue Share by Manufacturers in 2020 Figure 18. The Global 5 and 10 Largest Headphone Stand Players: Market Share by Revenue in 2020 Figure 19. Headphone Stand Market Share by Company Type (Tier 1, Tier 2 and Tier 3): 2016 VS 2021 Figure 20. Global Headphone Stand Sales Market Share by Region (2016-2021) Figure 21. Global Headphone Stand Sales Market Share by Region in 2020 Figure 22. Global Headphone Stand Revenue Market Share by Region (2016-2021) Figure 23. Global Headphone Stand Revenue Market Share by Region in 2020 Figure 24. U.S. Headphone Stand Revenue Growth Rate (2016-2021) (US$ Million) Figure 25. Canada Headphone Stand Revenue Growth Rate (2016-2021) (US$ Million) Figure 26. Germany Headphone Stand Revenue Growth Rate (2016-2021) (US$ Million) Figure 27. France Headphone Stand Revenue Growth Rate (2016-2021) (US$ Million) Figure 28. U.K. Headphone Stand Revenue Growth Rate (2016-2021) (US$ Million) Figure 29. Italy Headphone Stand Revenue Growth Rate (2016-2021) (US$ Million) Figure 30. Russia Headphone Stand Revenue Growth Rate (2016-2021) (US$ Million) Figure 31. China Headphone Stand Revenue Growth Rate (2016-2021) (US$ Million) Figure 32. Japan Headphone Stand Revenue Growth Rate (2016-2021) (US$ Million) Figure 33. South Korea Headphone Stand Revenue Growth Rate (2016-2021) (US$ Million) Figure 34. India Headphone Stand Revenue Growth Rate (2016-2021) (US$ Million) Figure 35. Australia Headphone Stand Revenue Growth Rate (2016-2021) (US$ Million) Figure 36. Taiwan Headphone Stand Revenue Growth Rate (2016-2021) (US$ Million) Figure 37. Indonesia Headphone Stand Revenue Growth Rate (2016-2021) (US$ Million) Figure 38. Thailand Headphone Stand Revenue Growth Rate (2016-2021) (US$ Million) Figure 39. Malaysia Headphone Stand Revenue Growth Rate (2016-2021) (US$ Million) Figure 40. Philippines Headphone Stand Revenue Growth Rate (2016-2021) (US$ Million) Figure 41. Vietnam Headphone Stand Revenue Growth Rate (2016-2021) (US$ Million) Figure 42. Mexico Headphone Stand Revenue Growth Rate (2016-2021) (US$ Million) Figure 43. Brazil Headphone Stand Revenue Growth Rate (2016-2021) (US$ Million) Figure 44. Argentina Headphone Stand Revenue Growth Rate (2016-2021) (US$ Million) Figure 45. Turkey Headphone Stand Revenue Growth Rate (2016-2021) (US$ Million) Figure 46. Saudi Arabia Headphone Stand Revenue Growth Rate (2016-2021) (US$ Million) Figure 47. U.A.E Headphone Stand Revenue Growth Rate (2016-2021) (US$ Million) Figure 48. Sales Market Share of Headphone Stand by Type (2016-2021) Figure 49. Sales Market Share of Headphone Stand by Application (2016-2021) Figure 50. Sales Market Share of Headphone Stand by Application in 2020 Figure 51. Revenue Share of Headphone Stand by Application (2016-2021) Figure 52. Revenue Share of Headphone Stand by Application in 2020 Figure 53. Manufacturing Cost Structure of Headphone Stand Figure 54. Manufacturing Process Analysis of Headphone Stand Figure 55. Headphone Stand Industrial Chain Analysis Figure 56. Channels of Distribution Figure 57. Distributors Profiles Figure 58. Bottom-up and Top-down Approaches for This Report Figure 59. Data Triangulation Figure 60. Key Executives Interviewed

Avantree Satechi Razer Just Mobile Corsair Brainwavz Audio Master & Dynamic Satechi elago Hardgraft Bluelounge Sieveking LUXA2