- Full duplex, noise and echo cancellation, DSP technology
- Bluetooth specification: 2.0
- Bluetooth Profile Supported:Headset and Handsfree Profiles
- Frequency Range: 2.4 GHz spectrum
- Working Distance Range:10 Meters(class2)
- Built-in microphone and loudspeaker.
- Voice dial & Redial.
- USB PORT: for firmware upgrade only!
- LCD Display: 12 digits caller number display, battery status icon, backlight.
- Phonebook: Bluetooth wireless download, stores up to 250 records.
- Pairing: Memorize up to 4 mobile phones simultaneously.
- Language: English、
- Charging Time: Within 3 hours
- Talking Time: Up to 15 hours
- Standby Time: Up to 250 hours
- Rechargeable Battery: Lithium-ion, 3.6V, 1100mAh installed
- Battery Protection: Over charge and over discharge protection
- Input Current: 350 mA (internal controlled)
- Input Voltage: DC 5V
- Speaker Power: 2W (max)
- Speaker Impedance: 8 ohm
- Sensitivity of Microphone: -47dB
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