What if you get a call while you're enjoying your music? No problem – with just the press of a button, you can switch from music to voice calls within a second. The FB1's built-in high-definition microphone ensures that the person on the other end will catch every word you say.
- Supported audio formats: aptX, SBC, and AAC
- Bluetooth chip: CSR8645
- Bluetooth version: 4.1
- Transmission distance: About 20 meters (at open area connecting to phone)
- Battery capacity: 110mAh
- Battery life: About 8 hours
- Charging time: ≤2 hours
- Charging port: Micro USB
- Weight: About 20g