Product: VOCALSKULL Alien Bone Conduction Glasses Polarized Sunglasses Wireless Bluetooth Headset Sports Stereo Music Headphones with Microphone for iOS Android Windows Bright Black Frame (Green Lens)
Brand: VOCALSKULL
Color: Green
Feartures: 1. Security a. Ear can easily listen to music when you hear the sound of traffic around, guarantee travel safety; b. Hands free. Bluetooth links, easy to operate, can receive wireless calls on the glasses. 2. Health A Sound passed through directly to the auditory nerve bones, will not cause damage to the ear canal and eardrum, to maximize the protection of hearing; B So that the ear canal is more refreshing, not easy to breed bacteria, does not cause itching ears or ear disease; C.According to their own needs optional lenses in various environments are guaranteed to get the best vision protection D.Our default comes with normal lens,you can buy the suitable Myopic lens to exchange 3. Comfort Ergonomic design, comfortable and secure Description Lenses colorl:Bright black Frame Material:ABS+PC+silica gel Speaker type:bone conduction speakers  Attribute:Polarized Microphone:-40dB ± 3dB Compatible profiles:A2DP, AVRCP, HSP, HFP Transmission distance:33 ft(10m) Battery:rechargeable lithium ion, 250mAh Continuous play:3-4 hours(normal volume) Standby time:10 days Charge time:2 hours  Weight:1.128 oz(32g) Water proofing grade: IP67 Bluetooth version:CSR4.1,dual bluetooth pairing Working temperatur:-10℃-+50℃ Humidity 0-90% Package list 1x Bone conduction glass 2x Transparent lens model 1x USB cable for charging 1x English User Manual 1x Anti skid raised nose pad
【NEW TECHNOLOGY】: We adopt to the patented version of the BS08 dynamic bone conduction horn.Compared with the original BS05 sound quality is more full,stronger penetrating power,low power consumption,small leakage.
【BLUETOOTH VERSION 4.1 】 Wireless headphones with Bluetooth V4.1 and multipoint pairing compatible convenient with your phone and computers .High sensitivity of microphone and support HIFI stero.
【OPEN EAR SOLUTION】Open Ear Solution allows you to listen to music, answer calls, and hear notifications all from your glasses while still being able to hear the world around you.
【HIGH PERFORMANCE】Charging time:2hours, Standby time:300hours, playing music about 3-4 hours (depending on the volume and sound source varies), continuous call about 4-5 hours. Compatible with SmartPhones Iphone LG HTC. Android Windows.
【WATERPROOF & QUALITY GUARANTEE】: Weatherproof and perfect for sports/working out. 100% Quality Guarantee. ☀Attention: From a professional point of view, it is not a sound leak, it is the second air sound wave transmission. Compared with other boneconduction eyewear, this bone conduction technology's been reduced by 85% sound leakage.

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