1. Hall switch, cool light turns on when the cover is opened 2. Bluetooth 5.3 chip is used, which is faster and more stable 3. Dual-mark ENC true call noise reduction, high-definition call, clear sound quality 4. Intelligent compatibility with various Bluetooth devices, stable and not stuck
Parameters 1. Bluetooth version: V5.3 2. Speaker specifications: 13mm / 3mW 3. Battery capacity: 320mAh+30mAh x 2 4. Play time: about 4.5H 5. Standby time: about 120H 6. Charging time: about 1.5H 7. Impedance: 32 ohms 8. Frequency range: 20HZ-20KHZ 9. Input: DC5V 300mA
