Wireless with signal stabilization feature,work with any -enabled device,such as Iphone/Ipad/Samsung/Note/HTC or Other Enable Devices The easy-to-use integrated multifunction buttons give you maximum control of your music Built-in microphone,handsfree speaking Built in rechargeable Lithium battery:130mAH, 3.7V,charging time 2-3 hours Music Playback Time: 6-8 hours Wireless operation Range:10 M /33Feet Audio Output: 100mW x 2 Colors: Black, Grey, pink Washable design,Unisex ,one size fit all. Whats is Included: 1* Eyemask 1*USB Charge Cable 1*Use Manual
Operation Guide: Press the on/off button till the LED light blink 5s, turn from blue to red. Open the in phone and match with the device "LangKou" After match successfully open the music in your phone, then you can enjoy the music with the eye mask, press the on/off button can pause it Press the on/off button, you can answer the phone. press again for hang up Long press the Forward button for volume +, long press the Back button for volume . Press on/off button 2-3 seconds can back to dial the telephone When charging the red light on, while charging is complete, the red light will off.
Note: During use , please make sure that the distance between stereo music mask and your mobile phone or other device is less than 10m; if there have walls and other obstacles in between, communication distance will be reduced accordingly.