Wireless motorcycle helmet intercom - Bluetooth - BT11 - 812115

Wireless motorcycle helmet intercom with Bluetooth and practical design that helps you ride safely while simultaneously allowing you to answer your calls and listen to your favorite music. Features: Bluetooth 4.0+EDR, Transmission range: 10 meters, ultra-low power consumption, Compatible with all devices that have Bluetooth, Support for automatic answer function - no need to manually answer the call, Built-in microphone with interference cancellation technology, easy-to-use function control buttons, speakers with high-quality sound and noise reduction technology, USB charging port, Dimensions: 215*44*15mm, Weight: 90 g, Frequency range: 2.4026-2.480 GHz, MIC range: ≤1m, SNR: ＞80dB, Charging voltage: 5V, Battery: built-in 3.7V 150mA lithium battery, Charging time: 2.5 hours, Standby time: up to 60 hours, Usage autonomy: up to 6 hours.