1.BONE CONDUCTION HEADPHONES : Headset uses the bone conduction speaker so the sound can pass through the skull directly to the auditory center, which eliminates many steps of acoustic transmission 2.EAR RELEASE : It can achieve clear sound reduction in a noisy environment, so as to release the ears and revert to the delicate tone function. Suitable for people who jog, run, cycle, etc 3.COMFORTABLE : U-shaped design , comfortable to wear with open ear earhook design.Adjustable headband for tight and comfortable wearing 4.HD STEREO SOUND QUALITY : It makes you enjoy a listening feast. Built-in microphone and 250mAh battery. Standby Time up to 120 hours, no need to charge it frequently 5.Supported Apple iPhone6s/6/Plus/5s/5/4s/4 and Samsung Galaxy S6/S5/S4/LG, iPad, Sony, HTC, HUAWEI, Lenovo, Xiaomi, ZTE, Nokia, Motorola, TCL, Alcatel and other mobile phones with Bluetooth Parameters: Bluetooth version: 4.2Color: Black Interface: micro USB Bluetooth Chip: ISSC1681S Sensitivity: 100 +/- 3dB Spearker: Bone Conduction Speaker Speaker Sensitivity: -41dB +/- 3dB Sound Track: Dual-Track Stereo Respond Frequency: 100Hz ~ 20KHz Charging : power adapter (DC5V output 150 mah) Support protocol: the Head set/handsfree/A2Dp/AVRCP The standby time: about 10 days Battery capacity: 220 mah Continue talking time: about 6 hours Continue playing time: about 5 hours Function: The bone conduction bluetooth headset with CVC noise reduction function, can connect to Bluetooth from mobile, laptops and other audio equipment. After pairing to PC bluetooth DONGGLE, it can play all kinds of audio,mp3 , live chat on QQ, MSN, SKYPE. package: 1 x LFV9 Headset 1 x USB Cable 1 x User manual
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