Waterproof Neckband Headphone Wireless Bluetooth Headsets For Sports Neck band Wireless Earphone

| Model No. | BT-090 |
| Type | Waterproof Neckband Bluetooth Earphone |
| Speaker | Φ10mm |
| Impedance | 16 ohms |
| Bluetooth Version | V5.0+EDR |
| Transmission Distance | 10m/30 feet |
| Talking time | up to 9 hours |
| Music playing time | up to 9 hours |
| Charging time | 1.5 Hours |
| Battery | Built-in high capacity Li-polymer battery |
| Function | BT/TF/ |
| Frequency response | 2.402-2.480G Hz |
| Rechargeable lithium battery | 200mAh |


















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