Item NO. AD-316 Bluetooth Steering Wheels Series 1. Universal fitting systems for all steering wheels, stick on anywhere in your car. 2. Answer/ end/ reject a call. 3. Voice dialing , last call redialing and call switching function. 4. Super bright LCM caller English name display and caller ID. 5. Support 200 numbers Phonebook. 6. Scroll the 20 groups of incoming calls. 7. Built-in high intelligent microphone and powerful speaker. 8. With 600 mAh Li-ion Battery to provide typical standby time of more than 5 days. 1.Bluetooth specification: 2.0+ EDR, Rang 0-10 meters. 2. Supportheadset and handsfree profile. 3. Complete bluetooth wireless installation. 4. DSP technology, Full duplex, noise and echo suppression. 5. Bandage for optional, pvice is the same as cramp. 6. Support two mobile phone connections. 20pcs/ ctn N.W: 4.8kg G.W: 6.0kg Out carton size: 39.8X 29.5X 35.5 cm