Roger Touchscreen Mic is a digital 2.4 GHz wireless transmitter with a built-in three-microphone array and a 6.1 cm color touchscreen. It supports automatic modes (Automatic, Small Group, Pointing, Lanyard) and works within a Roger network with BaseStation and Roger earpieces. A 1200 mAh Li-polymer battery provides about 10 hours of operation, charging via Micro-USB, and it includes a 3.5 mm TRS audio I/O.