SODIAL(R) MX3 Portable 2.4G Wireless Remote Control Keyboard Controller Air Mouse for Smart TV Android TV box mini PC HTPC black Color:Black;Model Number:MX3; Material:Plastic & Silicone Transmission and control: 2.4G RF wireless radio frequency technique. Sensor: 3-Gyro + 3-sensor;Amount of key: 81 (The Keyboard consists of 38 Keys); Battery Type: 2 * AAA batteries (Not Include) Item size: 16.5 * 5.5 * 1.9cm / 6.77 * 2.2 * 0.7in; Item weight: 94g / 3.32oz Full keyboard, air mouse and TV remote.