Description
Ovleng MX666 wireless Bluetooth 4.1 stereo headphones — rechargeable with built-in mic for music and calls.
- Bluetooth 4.1 EDR; up to 10m range
- 300mAh battery; DC 5V charging; DC 3.7V working
- Music 4–6h, calls 8–10h; built-in mic; 100mW power rating
- 20Hz–20KHz; adjustable structure
