1、Broad‑frequency technology is conducive to control and working current less than 2mA can save electricity. 2、10m remote wireless connection with high sensitivity and stable signal, anti‑interference without delay. 3、The key mouse set can match for Windows/Android/ios with powerful compatibility. 4、3 million keystrokes with high elasticity and comfortable feel; full smart sleep, easy to wake up. 5、The keyboard character craftsmanship is clear, high‑definition silk‑printed UV fonts are durable, color‑fast and comfortable. 6、The keyboard is tilted 8 degrees, and the base is designed with 4 non‑slip glues, which is more comfortable to use. Item Type: Wireless Keyboard and Mouse Set Material: ABS Wireless Frequency: 2402MHZ-2480MHZ Wireless Channel: 16 (Automatic Frequency Hopping) Maximum Mouse Acceleration: 14 Inches Per Second USB Signal Receiver: 10 Meters Distance Keyboard Battery Specifications: 2 AAA Batteries (Not Included) Mouse Battery Specification: 1 AAA Battery (Not Included) 1 X Keyboard 1 X USB Signal Receiver 1 X Mouse 1 X Keyboard Film 1 X User Manual