Bluetooth Handsfree car kit: AX-BT002 Key Features:
1.Full duplex, noise and echo cancellation, DSP technology
2. Adopt CSR BC3 blue tooth chipset to achieve high stability and compatibility, support over 500 models of mobile phones
3.Japan Seiko battery protection board for over charge & over discharge protection
4.Separate blue tooth earphone for private listening
5.Voice dial and redial 
6. Can be used for the small conference speaker
7.TTS: Speak the name or the number of incoming call
8.Language: English、Spanish
9.Phonebook: Bluetooth wireless download, stores up to 250 records.
10.Pairing: Memorize up to 8 mobile phones simultaneously.
11.Pairing: Memorize up to 8 mobile phones simultaneously.
12. Auto-connecting, auto-switch off

Bluetooth Handsfree car kit: AX-BT002 Specification:
*Bluetooth specification: 2.0
*Frequency Range: 2.4GHz spectrum                                                                                           
*Working Distance Range: 10 Meters (class2)
*Charging Time: Within 3 hours
*Talking Time: Up to 12 hours
*Standby Time: Up to 200 hours
*Rechargeable Battery: Lithium-ion, 3.7V, 950mAh installed
*Input Current: 350 mA (internal controlled)
*Input Voltage: DC5V
*Speaker Power: 2W (max)
*Speaker Impedance: 4 ohm
*Sensitivity of Microphone: -60dB±2dB