HD High Fidelity Sound featuring 4.1+Edr technology Connect seamlessly with all Bluetooth enabled devices up to 30 feet away Listen to music for up to 4 hours and 150 hours of standby with a quick 2 hour fully charge Functions: control volume ~ change music ~ answer calling ~ reject calling ~ Bluetooth ~ handsfree ~ redial calling Compatible with Andrioid & iPhones that have bluetooth capabilities

HD High Fidelity Sound featuring 4.1+Edr technology Connect seamlessly with all Bluetooth enabled devices up to 30 feet away Listen to music for up to 4 hours and 150 hours of standby with a quick 2 hour fully charge Functions: control volume ~ change music ~ answer calling ~ reject calling ~ Bluetooth ~ handsfree ~ redial calling Compatible with Andrioid & iPhones that have bluetooth capabilities