The OMNITRONIC FAS Acoustic Guitar Microphone is a condenser instrument microphone designed for use with FAS series bodypack transmitters. It features a hypercardioid polar pattern, a frequency range of 40 to 18,000 Hz, and a 14 mm by 6.4 mm condenser capsule. The microphone has a 2.72 m cable with a 3.5 mm mono jack connection, a 680 ohm impedance, a 90 to 132 mm clamp area, and a black metal and plastic construction weighing 0.14 kg.