JES Bone Conduction Bluetooth Headphones ES-668
| Specifications | |
| Product type | Bone Conduction Headphone |
| Model no# | ES-668 |
| Bluetooth version | Bluetooth® V5.3 |
| Material | SIlica gel+Titanium alloy+PC |
| Bluetooth protocols | A2DP,AVRCP,HF P |
| Effective range | More than 10 meters without obstruction |
| Frequency response | 20Hz-20kHz |
| Audio Code | SBC/AAC |
| Battery capacity | 180mA / 3.7V li-polymer |
| Standby duration | 6 hrs |
| Charge time | 2 hrs |
| Input voltage | 5v |
| Speaker type | Bone Conduction speaker |
| Speaker sensitivity | 87dB±3dB |
| Microphone sensitivity | -38dB±2dB |
| Waterproof rating | IPX5 |
| Weight | 28g (0.98oz) |
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