Avantree Sunday Bluetooth Car Kit with Solar Charger,Sun Visor Holder for Smartphones Mobile Phone Android Devices Integrates a solar charger with Bluetooth handsfree speakerphone Multi-point function: can connect two phones simultaneously With echo cancellation and noise suppression make the car kit with superb sound quality Mute function to be used as handset for privacy, No installation required, very easy to use Includes USB car charger, crystal windscreen holder and sun visor holder