Freedconn New Motocycle Helmet Waterproof and Wireless Bluetooth TCOM-VB 800M Hands Free Headset import_2022_03_29_224553 Helmet Size Tips (1)Wrap a

Helmet Size Tips (1)Wrap a measuring tape around your head about a half-inch above eyebrows (2)Take measurement two to three times to pick the largest one

Support connecting multiple devices and connecting two mobile phones at the same time

3 hr charging time and 300 hr standby time

CSR Bluetooth 2

Aerodyname Spoiler mounting helps helmet steady and stylish looking

Freedconn New Motocycle Helmet Waterproof and Wireless Bluetooth TCOM-VB 800M Hands Free Headset import_2022_03_29_224553 Helmet Size Tips (1)Wrap aDescription This motocycle bluetooth include 400mAh, rechargeable battery; wireless communication system; CSR Bluetooth 2. 1 has fast speed, more power saving and high integration rate; support group intercom within 800 meters. Features 3 people intercom: Bluetooth 3. 0 connectivity ranged in 800 meters; listen to and share music from phone, pad and phone calls with speed dialing; Advanced Waterproof, Dustproof and Sun Protection Design with FM Rideo;