Wireless Bluetooth 4.0 In-Car Speakerphone Sun Visor Music Bluetooth Receiver Car Charger

1.Bluetooth 4.0 Vehicle -Speakerphone compatible with Bluetooth -enabled mobile phones, laptop, tablet, or MP3 player, etc.3.With multifunction, ultra low power, superior sound for hands-free call in the car.5.Allows a speakerphone connecting to two phones, and switch between them whenever you please.7.Full Duplex & high performance.9.Built in speaker and microphone.11.Automatically re-connection between speakerphone and mobile phone.Material: ABS (Acrylonitrile Butadiene Styrene)Operating Frequency Band: ISM 2.4GHz ~ 2.4GHzOutput voltage: DC 5V-6V 400mATalk time: up to 20 hoursHand-free Working Time: About 17 hoursTransmitted Power: Class 2Size: Approx. 12x7x2cm/ 4.72x2.76x0.79"1 X Bluetooth Handsfree Speakerphone1 X USB Cable