Motorcycle Helmet Bluetooth Headset Dual Connect Auto Answer BT 5.3 Wireless Headphones with Noise Reducation Night Warning Light

Specification: Appearance: Blue+Black Bluetooth version: 5.3+EDR Transmission distance: 10 meters Frequency response range: 2.4026-2.480 GHz Mic distance: ≤1 meter Waterproof grade: IP65 Lithium battery: 3.7V/1,500mAh Noise reduction method: active Charging time: 5 hours Battery life: 48 hours Standby time: 120 hours