This Shure wireless microphone system includes the PGX4 and PGX1 models, with a PS20 power adaptor, but does not come with a mic. It is suitable for live performance and has a bodypack transmitter for wireless connectivity. The form factor includes a headset and cords, with a polar pattern of omnidirectional and a black color. The diaphragm size and transducer type are not specified, but it is a high-quality system for pro audio equipment.