Description: Featuring large-capacity battery, this motorcycle helmet headset has long standby time. Supporting FM radio, phone connection and walkie-talkies connection, this helmet headset is multifunctional. With the adoption of Bluetooth-compatible5.0 chip, this motorcycle helmet headset has quick transmission and stable output, which has stereo and noise-reduction sound effect. It is constructed of ABS material. The length of this motorcycle helmet headset is 15cm. This motorcycle helmet headset is suitable for driving, calling and navigation. Item Name: Helmet Headset Material: ABS Bluetooth-compatible Version: 5.0 Frequency Range: 2.402-2.480GHz Bluetooth-compatible Range: 10m Battery: 3.7V/450mAh(Included) Charging Voltage: 5V Standby Time: 360H Function: FM Radio/Music/Can Connect 2 Mobile Phones, Can Connect Walkie-talkies BT Distance: 20-30m Charging Time: about 2H Features: Waterproof, Stereo, Quick Transmission Size Details: Length: 15cm/5.91" (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Intercom function is snot supported by this helmet headset. Package Includes: 1 x Helmet Headset 1 x Type-C Charging Cable 1 x Headphone Clip 1 x Speaker Kit 1 x User Manual Featuring large-capacity battery, this motorcycle helmet headset has long standby time. Supporting FM radio, phone connection and walkie-talkies connection, this helmet headset is multifunctional. With the adoption of Bluetooth-compatible5.0 chip, this motorcycle helmet headset has quick transmission and stable output, which has stereo and noise-reduction sound effect. It is constructed of ABS material. The length of this motorcycle helmet headset is 15cm. This motorcycle helmet headset is suitable for driving, calling and navigation.