1. BLUETOOTH 5.0: Helmet earphone uses bluetooth 5.0 and supports hands-free automatic call answering for all mobile phones with bluetooth. Automatically answer incoming calls, automatically answering after reporting the number, improve the safety factor of driving.2. POWERFUL FEATURES: Bluetooth headset for motorcycles has a large push button, easy to operate and easier to operate. With GPS navigation, hands-free calling, music, can be connected to 2 mobile phones and other functions.3. HIGH POWER SOUND AMPLIFIER: Bluetooth helmet headset built into HT4832SQ amplifier, using a powerful sound amplifier, increasing the sound volume, allowing you to listen to music and answer phone calls clearly in the noisy environment of high-speed driving.4. WINDPROOF MICROPHONE: Helmet earphone external professional windproof microphone, using advanced CVC noise reduction technology to reduce background noise during calls and suppress all kinds of reflecting noise.5. SUPER LONG STANDBY BATTERY: Motorcycle helmet headphones come with a 450mAh rechargeable lithium-ion battery with a 10-hour operating life, and you can charge it with a USB cable for a standby time of about 160 hours. You can use it even in rainy or snow weather.6. Scope of application: Motorcycle helmet headphones are suitable for any full helmet and most half helmets, large buttons, easy to operate even with gloves on, perfect for motorcycling, cycling, snowboarding, skiing, etc., to meet your different needs.Specification:Item Type: Bluetooth Headset for MotorcyclesMaterial: ABSBluetooth: 5.0BT Configuration File: A2DP and AVRCPAmplifier: HT4832SQBattery capacity: 450mAh Li-ion battery (included)Operating time: 10