| Bluetooth Specification | V4.0 |
| Audio Port | 3.5mm plug |
| Size | 48*43mm |
| Rated Impedance | 4 Ω |
| Chipset | CSR |
| Battery | 400mAH Li-polymer charge battery cell |
| Charge voltage | DC 5V |
| Output Power | 3W |
| Frequency | 20-20000Hz |
| Sensitivity | 110dB |
| SNR | ≥100dB |
| Distortion | ≤1% |
| Charging time | About 1.5 hours |
| Playing time | 5 to 7 hours |
Contact us:
Telephone:+86 755 25608673
Address:Floor 8,huguang building,Longgang Road, Shenzhen China