100% Brand new and high quality! Headset uses the bone conductive speaker so the sound can pass though the skull directly to the auditory cer, which eliminates many steps of acoustic transmission. It can achieve clear sound reduction in a noisy environment, so as to release the ear licate tone function. Stylish, ergonomic / Unique design. Will provide better experience for listening than normal bluetooth headset U-shape design, easier to fit your head. Suitable for people who jog, run, cycle, etc.
Product Properties: Type: Accessories & Parts, Earphones & Headphones Style: Neckband Communication: Wireless Wireless Type: Bluetooth Plug Type: Wireless Connectors: USB, other Function: Bluetooth,Wireless Headphone,Sport Vocalism Principle: Dynamic Package: Yes Use: Sport Is wireless: Yes With Microphone: Yes Bluetooth version: 4.0 Transmission range: 10 meters Microphone Sensitivity: 40±2dB Playback Time: up to 4 hours Color: Black/White