CONNECT BT2 Bluetooth Headset for Motorcycle Helmet allows phone to helmet connection with increased battery life by 32% compared to BT-MOTO. Alpha Audio Speakers and modern Bluetooth technology combine for a superior music listening experience and simple GPS navigation. Features include Bluetooth Audio Priority for turn-by-turn navigation, Voice Activated Commands for music play, messaging and calling while maintaining focus on the ride. In terms of call clarity, this headset has Digital Speech Processing that cancels background noise and enhances rider's voice quality. Key Features include Enhanced Bluetooth with InstaPair, High Fidelity True Stereo Music, Ergonomic Controls, Alpha Audio Speakers, Quick charge Lithium-Ion Battery, and optional 2-Way radio for intercom function. Compatible with iOS and Android, it also supports walkie-talkie compatible handheld radios for bike-to-bike communication over a distance of 1-3 miles. The proprietary design allows radio communication even when the headset runs out of battery.