Description This solar Bluetooth hands-free car kit is designed for keen convenient， free wireless communication between the users and environmental design. It has a high-performance voice and the appearance of design is still real， the use of advanced technical processing DSP echo cancellation and noise suppression， but also you an excellent full-duplex calls. Widely used in automotive， school， office and other occasions. Features (1) Voice dialing: Click the button to activate the phone for voice dialing MFB (2) Redial: Double-click the button to activate the phone last number redial. Voice prompt "mobile phone for outgoing calls" (3) Answer: call， voice prompts， "phone dial phone，" click the button to answer the call (4) refuse: Double-click the long button reject calls. (5) end of the call: call， click the button to end the call. (6) call forwarding: call， press "V-" button， answer phone calls into the call to complete the device automatically connects users phone. (7) Volume control: Click the "V +" key to increase the volume， click the "V-" to decrease the volume. Voice prompt "highest level" or "low volume" (8) No Sun? No problem! Comes with a USB Cable & USB Car Charger Specification * Bluetooth version: Bluetooth 3.0 * Output power: Class2.10 m * Support the specification: HSP and HFP protocol * Support for multi-device pairing: pairing phone memory 8 * Standby time: 600 hours (the sun well be longer) * Talk time: 10 hours * Charging time: 2-3 hours * Native charging voltage: DC5-5.5V， 300mA Current * External charging voltage: DC5-5.5V， 250mA Current * Solar panels charge voltage: 5.5V， 50mA Current * Working temperature range 0 -60 Package Content: 1 x Bluetooth Handsfree Device for Car1 x USB Cable1 x Car Charger1 x Suction Bracket1 x User Manual