Feature: --Small and light, easy to carry.&nbsp; --Adopt the latest Bluetooth-compatible 5.0 technology, excellent signal transmission, ultra-low power consumption, support all Bluetooth-compatible devices, support automatic answering function, no need to manually answer the phone when calling, safe driving, large button design, the best choice for male riders.&nbsp; --Built-in high-quality anti-interference microphone, external windproof sponge, can effectively realize hands-free answering, hanging up calls, support up and down music, volume sound addition and subtraction, playback pause, automatic call back and other functions, easy to operate and use ,&nbsp; --Built-in high-quality headphone speakers, strong bass, clear mid-range, treble.&nbsp; --Built-in mini USB charging interface, convenient and fast charging, built-in large-capacity lithium battery, multi-circuit, long standby time, long working time; Name: Motorcycle Helmet Headset&nbsp; Type: advanced type; Colour: Black; Gross weight: about 80g; Bluetooth-compatible: V5.0+EDR; Transmission range: about 10m; Frequency range: 2.4026-2.480GHz; MIC range: &le;1m; Signal-to-noise ratio: &gt;80dB; Charging voltage: 5V; Battery: Built-in 3.7V 250mA lithium battery; Charging time: about 2h; Standby time: about 160h; Continuous working time: about 8h; Product features: listening to music, answering calls, voice navigation, voice calls;Packing list:&nbsp; 1 x earphone 1 x USB cable 2 x earmuffs 1 x instruction manual 1 x packing boxNote: Due to manual measurement, please allow 1-3 cm error, thank you. Due to screen and other objective reasons, there may be a certain color difference, please understand. <div class="panel panel-info"><div class="panel-heading" style="font-weight:bold;">IMPORT: THIS ITEM IS SHIPPED FROM CHINA. PLEASE EXPECT UP TO 25 DAYS FOR DELIVERY</div></div>

Bluetooth Motorcycle Helmet Headset Wireless Anti-interference Hands-free Helmet Riding Headphone black