Highlights: Bluetooth Edition: Version 3.0 Edr Support: Speakerphone, Hand-free profiles. Frequency Band: 2.4GHz to 2.48GHz unlicensed ISM band. Wireless range: 10 meters Rechargeable battery: DC 3.7V 650mAh AC/DC charger: DC6-6V, 400mA Normal charging time: about 3 hours Talking time: up to 15~20 hours Standby time: up to 1000 hours Dimension: 115*45*14mm Description: 100% brand new and high quality. Available for answering and receiving any calls with any Bluetooth smartphone- Easy installation, Just attach it to your car’s sun visor via its durable and magnetic clip. Designed with Rechargeable Lithium-ion battery, recharges your device via USB port. Enables you to have hands-free calls while driving. Available for 2 mobile phone connected simultaneously with standby mode. Specially designed to give you convenience and freedom of wireless communication.. With advanced built-in microphone which adopts DSP solution for Echo Cancellation and Noise Suppression, this speakerphone creates an outstanding full duplex sound quality for you. Built-in rechargeable battery that can be charged random by the equipped charger What is in the box: 1 x Hands-Free Speakerphone, 1 x Car charger, 1 x USB cable, 1 x Clip Weight: 0.3 SKU: 211021121018