PS02D-1080P AI smart helmet. (Embedded bluetooth speaker, camera, LED brake light, WIFI App, intercom headset, gravity induction magnetic shading). Suitable for safe riding in outdoor sports such as motorcycles/electric motorcycles/bicycles/mountain bikes/scooters/road bikes. Size: L58-62cm Smart Helmet Model: PS02D-1080P Main material: PC+EPS Head circumference size: 58-62cm, 520g Battery capacity: 3.7V / 1200mAh Video resolution: 1080FHD 1920x1080 Camera lens DSP: BuildWin JR3282S Bluetooth transmission: 10M-12M Speaker: 2x0.5W (stereo) Microphone: -35dB -41dB Bluetooth mode: BT5.2+BLE4.2 (dual mode) Electrical parameters: USB TYPE DC 5V/0.5A Charging mode: plug-in charging port 3h Duration: 64BG 6h (recording), BT 36h (playing) Intelligent voice/remote control dual-mode operating system: WIFI+APP, answering calls, voice navigation, MP3 music, connection flash control (left turn light, right turn light, double flash light) Function lights: MP3+ light battery life 6h, ARGB LED colorful tail lights + left/right turn signals>10h Operating System (iOS): Mac ios Android Step Price (FOB): 1. Single price USD246.20 2. 20set, USD103.39 3. 40set, USD93.05 4. 60set, USD83.75 5. 80set, USD75.38 6. 100set, USD67.84 MOQ 1 starting wholesale item price USD83.75, air freight USD49.00, transportation cycle 14 days to 21 days to the door, support one generation