feature:Bluetooth wireless stereo music goggles-it can be connected to supportBluetooth or mobile phones with hands-free Bluetooth protocol and other portable devices that support AVRCP.Before using the stereo Bluetooth music eye mask to answer the call, pleaseaccording toThe following instructions are for pairing the Bluetooth eye mask with a Bluetooth mobile phone or other Bluetooth device.Features:1Music player2 Call volume setting3 make and receive calls4 Use the phone keypad to dial5 Redial the last call6 answer the call7 Hang up8 refused to callinstruction:Long press the button for 3 seconds to turn on/off.After power on, it will automatically pair with the latest paired Bluetooth device. When used for the first time, the automatic pairing mode will be activated.After pairing with a handheld device, you can short press to pause or play while playing music. In the call state, you can short press to answer the call, long press to reject the call, and then quickly double-click to dial the latest incoming call.When playing music, short press the right button to play the next song, long press to increase the volume; short press the left button to play the previous song, long press the volume.Power supply: There is a 200mA polymer battery in the headband, and the PCB panel can provide protection for the battery to maintain normal operation while charging. (The red light means it is charging, and it goes out after fully charged.)note:When using, please ensure the distance between the stereo Bluetooth music mask and the phoneMobile phones or other Bluetooth devices are less than 10 m; if there are walls and other obstacles between them,The communication distance can be reduced accordingly.Package Included:1 x sleep bluetooth glasses1 x charging cable