Bluetooth Profiles: CSR 4.0,Fully exercise-proof: with functional user interface, earpiece design, and a 10-meter working distance, our headphones will let you enjoy music through a variety of activities.Universal device compatibility: compatible with most Bluetooth-enabled phones, and reduce external sound.Simple-to-use: control all functions of your music (volume, sound, song selection) and calls from your phone via our simple-to-use user interface on the headphones themselves.Support for multi-point connections。 Transmission distance: 10 meters Standby time of about 175 hours Playback time of about 4 hours About 4 hours of talk time Charging time is about 50 minutes Battery capacity: 80mAh Voltage: DC5V / 500mAh Noise: CVC6.0

• High-quality stereo Support for multi-point connections Lightweight design Intelligent Noise Reduction HD sound Long battery life

High-quality stereo Support for multi-point connections Lightweight design Intelligent Noise Reduction HD sound Long battery lifeShenzhen Feifanghonghai Hulianwang Youxian Gongsi Ltd