Bluetooth Headphones, Wireless Over-Ear Stereo Headset Headphone for Smartphones, Computers, DJ (AZ800, Blue)

?BATTERY CAPACITY These Bluetooth sport headphones provide large-capacity battery, the headset can be charged for three to four hours, and the performance is outstanding. Also provides built-in one lithium polymer battery. ?COMFORT TO WEAR These light weighted headphones are more comfortable to wear. Lightweight design makes it so convenient to carry around and more comfortable when wearing. ?AVOID EXTERNAL NOISE Using noise reduction and echo suppression technology, these wireless earbuds makes the quality of any noisy environment is still excellent. The noise reduction technology reduces ambient noise and echo and produce Stereo clear sound and bass, whether you are talking on the phone or listening to music. ?PREMIUM AUDIO QUALITY The Hi-Fi sound tech makes you enjoy music or watch videos in a better sound quality anytime, anywhere. ?SPECIFICATION ? Bluetooth Version: V4.2 ? With TF card MP3 player ? Transmission range: 10M ? Standby time: 120H ? Playable time: 5H ? Battery capacity: 250mAh ? Channel: Dual stereo ? Usage: Head-mounted