Highlights: Model Number: MX3 Material: Plastic & Silicone Wireless: 2.4G Wireless Transmission and control: 2.4G RF wireless radio frequency technique. Sensor: 3-Gyro + 3-G Sensor Amount of key: 81 (The Keyboard consists of 38 Keys) Control distance: ≥ 10m Battery Type: 2 * AAA batteries (Not Include) Working Power: Less than 10mA in the working condition without voice. Standby Power: Microampere, almost no power, in line with the European “Energy Star” environmental standard. Color: Black Item size: 16.5 * 5.5 * 1.9cm / 6.77 * 2.2 * 0.7in Item weight: 94g / 3.32oz Description: Full keyboard, air mouse and TV remote. 2.4G wireless transmission, the distance is up to 10m. Easy pairing and operation. With included USB 2.0 Receiver Adapter, Supports plug and play, no need to install software, it is specially designed for Android system to realize human-computer interactions comprehensively. Motion sensor allows mouse to be controlled by waving the remote. Low power consumption, its working power less than 10mA in the working condition without voice. Applicable to Smart TV, Android TV box, mini PC, HTPC. Supports System: Linux, Android, Windows, MAC OS X   What’s in the box:  1 * Multifunctional USB 2.0 2.4GHz wireless remote control keyboard 1 * USB2.0 Receiver Adapter 1 * User Manual (English/Chinese SKU: 210218064337