1.Open Bluetooth in the device system settings, search the device name "HID Remote01" and pair it; 2. "OK" and "ON/OFF"buttons at the same time, and release after the red light is always on; 3.Align the device remote control with the infrared head of the remote control to be learned, and then thebutton to learn on the device remote control.The learning is successful when the red indicator flashes ; 4. and hold "OK" and " Volume+"buttons at the same time until the red indicator flashes, thedevice restore factory setting. Material: plastic colour: black Package Contents: 1 x M5 Bluetooth Remote Control (2 x Batteries not included) Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.