2858+030 Rechargeable Wireless Bluetooth Keyboard Silent Mouse Set with 80012001600 DPI 1. Versatile Connectivity: This keyboard and mouse set offers quad-channel wireless connectivity, including Bluetooth-compatible 3.0, 5.0, and 2.4G, ensuring compatibility with a wide range of devices. 2. Rechargeable Design: Both the keyboard and mouse are equipped with rechargeable lithium batteries, eliminating the need for frequent battery replacements. 3. Silent Operation: Designed for quiet typing and clicking, this set is perfect for office environments or late-night work sessions. 4. Long Working Range: Enjoy a working distance of over 10 meters, providing flexibility in your workspace setup. 5. Energy Efficient: The keyboard features an automatic sleep mode after 10 minutes of inactivity, conserving battery life. 6. Adjustable Mouse DPI: The mouse offers three adjustable DPI settings (800-1200-1600), allowing you to customize sensitivity for different tasks. 7. Wide Compatibility: Compatible with Windows, iOS, and Android systems, making it suitable for various devices and operating systems. Specifications: Keyboard: 1. Wireless standard: Bluetooth-compatible 3.0+5.0+5.0+2.4G 2. Working distance: Greater than 10M 3. Charging interface: Type-C 4. Power supply: 3.7V lithium battery 5. Battery capacity: 150mAh 6. Working frequency: 2.400GHz~2.480GHz 7. Sleep mode: Automatic sleep after 10 minutes of no operation 8. Modulation method: GFSK 9. Size: 318.59*140.48*11.99mm 10. Number of keyboard keys: 99 keys 11. Transmission mode: full-duplex 12. Working voltage: 3.0V~4.2V 13. Charging current: 200mA 14. Low power alarm: 3.2V 15. Sleep wake-up: Press any key to wake up 16. Product weight: 251.4g 17. Compatible system: WindowsiOSAndroid Mouse: 1. Wireless standard: Bluetooth-compatible + 2.4G dual-mode 2. Sensor technology: high-precision optical tracking 3. Battery: rechargeable lithium battery 400mAh 4. Compatible system: WindowsiOSAndroid 5. Size: 110*57*2