- 29
- 6月
F9 Wireless Earphone
2021 new F9 Twin wireless earphones BT 5.0 tws mini bluetooth earphones headphones mini bluetooth earbuds with charging box
| Product Name | F9 TWS Wireless Bluetooth Earphone 5.0 Touch Earphones 9D Stereo Sport Music Waterproof LED Display Airbuds Headset With Mic |
| Material | ABS |
| Colour | Black |
| Bluetooth version | V5.0 Bluetooth Earphones |
| Support | HFP 1.7, HSP 1.2, A2DP 1, AVRCP1.6, SPP 1.2 and PBAP 1.0 |
| Charging Voltage | DC 5V |
| Microphone sensitivity | -42Db |
| Frequency response range | 20-20000Hz |
| Sensitivity | 120dB+/-5dB |
| Transmission Distance | 20m |
| Charging box battery capacity | 1300mah |
| Headphone battery capacity | 50mAh |
| Accumulated battery life | about 220 hours |
| Charging Time | About 1 hours |
| Charge Time (for Charging Box) | About 4.0 hours |
| Battery type | polymer lithium battery |
