1. The battery is durable and lasts for a long time. 2. Ergonomic design, comfortable hand feeling. 3. Number of keys: keyboard: 104 keys, mouse: 4 keys 4. Transmission mode: 2.4G wireless / 10m connection range 5. DPI adjustment: 800/1200/1600 6. System support: Windows XP / Windows Vista / Windows 7/8/10 7. Standby time: about 60-180 days 8. Weight: Keyboard: about 350g Mouse: about 95g 9. Dimensions: Keyboard: 435 x 125 x 23mm Mouse: 100 x 50 x 30mm
