OMNITRONIC WAMS-10BT2 MK2 is a bodypack transmitter for wireless audio systems, supplied with a condenser headset microphone. It operates on a fixed 865 MHz carrier frequency with an RF output power of 10 mW and provides a line-of-sight operating range of up to 60 m. The unit uses two AA batteries, features an LED battery-capacity indicator, and has a mono 3.5 mm jack connection. Its black plastic housing measures 6.6 × 2.5 × 10.5 cm and weighs 0.09 kg.