Livall Smart Cycling Helmet Bluetooth Speakers & LED Turn Signals
Safety for Night Riding and Turn Signal for Day or Night
Includes Remote Lighting Controls, Talk Button and Photo Control
Bluetooth: BLE4.0 + HFP / HSP / A2DP Bluetooth distance: up to 10 meters Speaker: Stereo 2 * 0.5 watts Micro: -39dB microphone Taillight: 8 copies of the queue + left + right 3 copies of 3 LED lights Key: power (play, pause, stop); volume +/- Charge Interface: Micro USB Electrical parameters: DC5V / 0.5A Battery capacity: 3.7 V / 380 mAh (1.4WH) Charging time: 1.5 hours Maturity: less than or equal to 10 hours Time standby: less than or equal to 180 days Color: blue + white Material: ABS Size: 28 * 22 * 15 cm Suitable for: headband 54-62 cm