Make clear voice and video calls with the JLab Audio GO Work Wireless Headset. Connect to your PC, Mac or smartphone via Bluetooth or plug it in with the 3.5 mm cable.Connect to 2 devices at the same time with the Bluetooth multipoint technology and easily switch between your phone and PC.Your voice will sound crystal clear even in loud places thanks to dual microphones. One mic minimises the surrounding sounds and the other picks up your voice for perfect call clarity.The handy red LED light indicates when you are muted. You can unmute by simply pressing the buttons on the headset.The battery life of up to 45 hours will see you through the working week without the need to charge the headset often.