[Product parameters]

1. Drive: 40mm

2. Impedance: 32 OHM

3. Bluetooth version: Bluetooth v5.0

4. Bluetooth frequency band: 2.4GHz

5. Power level: CLASS II

6. Bluetooth distance: 10 meters barrier-free

7. Frequency response: 20-20000Hz

8. With A2DP/AVRCP high-quality stereo audio transmission and remote control protocol

9. The charging time is about 2 hours

10. Talk time is about 10-12 hours

11. The music time is about 10-12 hours

12. Standby time is about 120 hours

13. Battery capacity: 250MAH

14. Charging power supply: DC5V power supply [round hole interface] (computer USB port, mobile phone charger, car charge)

15. Compatible mobile phones: 99% Bluetooth mobile phones compatible with Android, Apple, Microsoft and Symbian systems

【 Packing Specification 】

Bare weight: 215g

Weight with package: 400g

Package size: 8.8x17.3x16cm

Net packing weight: 18KG

Gross packing weight: 19KG

Packing size: 55*50*46CM

Packing quantity: 45PCS/CTN

【 Product accessories 】

Instruction manual, audio cable, USB interface charging cable