NDNCZDHC Motorcycle Helmet Headset - Wireless Headset

Specification: Condition: 100% Brand New Item Type:Helmet Earbuds Material: ABS Colour: as shown in the picture. Bluetooth version: V4.1+EDR CSR 8635 Frequency range: 2.4026GHz-2.480GHz Transmission distance: approx. 10m/32.8ft (Transmission distance varies according to environmental factors and mobile phone Bluetooth devices) Microphone distance: ≤1 meter/39.4 inches Lipo battery: 3.7V/500mA Charging time: 4-5 hours Standby time: about 240 hours Continuous working time: about 32 hours Package List: 1 x Headset, 1 x USB Cable, 1 x Instruction Manual, 2 x Hook Tapes, 1 x Microphone Cotton, 2 x Screws, 2 x Nuts.