The ultimate gaming experience with deluxe appearance 1.8-Channel Wireless Audio2. POWERSUB Subwoofer3. High-quality Surround Sound Speakers4. Connect up to 8 Units Together5. Safety Lock Backrest6. Compatible with All Gaming Consoles, Audio and Video Devices.1. Deluxe appearance and Function7. Multiplayer;8.Safety Velcro Lock Backrest game chair