`- 8 touch buttons
- Connectivity: USB 2.0 PNP & Bluetooth
- USB cable length: 0.9 meter
- Built-in Bluetooth 4.0
- Wireless range: 30 m
- Power: USB/Lithium Polymer Battery
- Talk time: 12 hours
- Optima HD voice
- Microphone pickup 2 meters
- Full-duplex technology
- Noise suppression (NS)
- Digital Signal Processing (DSP)
- Acoustic echo cancellation (AEC)
- Standby time: 450 days