Motorcycle Helmet Bluetooth Headphones Compatible Stereo Music Player Navigation Speaker Set Waterproof for Cycling -- Motorcycle Helmet Headset Bluetooth Compatible Navigation Call Kit with FM Radio Wireless Player Headset Motorcycle Accessories Feature: 1. Stylish Design: The motorcycle uses helmet headset not only allows you to enjoy pleasant music at any time while riding, but also allows you to wirelessly connect with other Bluetooth devices via your smartphone, providing more convenient communication. 2. Hands-free function: The Bluetooth-compatible headphones support hands-free operation, making it more convenient to free your hands and be safer while driving. 3. Built-in 450mAh Battery: With long standby time and working capacity, so you won't worry about the motorcycle helmet earphone running out of power while riding. 4. High Power Audio: This helmet headset is designed with high power audio amplifier, allowing for a greater range of sound volume. Does not interfere with answering playback or phone in noisy environment while driving at high speed. 5. Bluetooth-compatible 5.0: This music helmet headset is thinner, does not pinch your ears and is more comfortable. It attaches the main unit with screws and bayonets, making it tighter to install and less likely to fall off when driving at high speeds. It uses a high-quality headphone chip that reproduces Bluetooth-compatible sound in high quality. Specification: Item Type: Helmet with Headset Certification: CE,NONE Origin: Mainland China Maximum Intercom Distance: 500m Maximum Number of Speaker oacute;w: 2 Connection Mode: bluetooth-compatible Power Mode: Built-in Battery Special Function: FM Suitable Helmet Type: universal Model Name: Motorcycle Helmet Headset Item Length: 85mm Item Width: 50mm Item Height: 20mm Item Weight: 232g Material: ABS Color (Optional): Black/Blue Bluetooth Compatible Version: 5.0 Supported Protocols: A2DP and ACCP Battery Capacity : 450mAh Charging voltage/current: DV 5V/190mA Frequency: 2.4GHz Power amplifier: HT4832SQ Operating time: approx. 10 hours Mobile phone distance: 50m Note: Due to the different monitor and light effect, the actual color of the item may vary slightly oacute;different from the color shown in the photos. Thank you! Please allow 1-2cm measurement deviation due to manual measurement. 1 x Headset Head Unit 1 x Microphone & Trumpet 2 pcs x Sticker Internal Headset 1 x Repair Folder 1 x Screwdriver 2pcs x Screws 1 x Charging Cable 1 x User Manual