Feature: 1. BT Motorcycle helmet intercom with talking range up to 1200 meters. Full Duplex Wireless BT Handsfree intercom communicate. 2. Large capacity battery, the 850mah battery prolongs the talk time and standby. 3. Up to Pair 6 Riders and Talk Between Any 2 of them at a time. 4. With a plastic bracket clip and a metal clip replacement is added to the V6 Pro accessories. 5. With Stereo BT Headset, supports stereo music/Audio navigation from GPS, mobile phone, MP3, etc. 6. With Wind noise cancellation, you could hear clearly at a speed up to 120km/h. Specification: Model: V6 Plus Colour: Black Material: ABS shell BT version: 5.1 BT transmit distance: 50 meters Maximum intercom distance: 1500 meters Battery capacity: 850mAh Charging time: 3H Talk time: 29H Standby Time: 400H Operating voltage: 3.3V-4.2V Speaker power: 0.12W Water proof rating: IP65 Operating temperature range: -30℃ to +60℃. Package List: 1 * Helmet Intercom 1 * Headset 1 * Metal Clip 1 * Hex Wrench 1 * Bracket 2 * Screw 2 * Extra Headset Sticker 1 * USB Charging Cable 1 * Multi-language Manual