The PSM 300 Twin-Pack Pro Wireless In-Ear Monitor Kit from Shure includes a Shure P3T wireless transmitter, two P3RA wireless bodypack receivers, and two Shure SE215 (clear) sound-isolating earphones. Other accessories include a 1/4 wave antenna, a BNC bulkhead adapter and cable, a power supply, four AA batteries, six pairs of flex sleeves (S, M, L), two drawstring pouches, and two zipper bags for the receivers. This kit can be used to deliver 24-bit digital audio, and it provides performers with a wireless monitoring option in applications for live concerts, theater, rehearsals, houses of worship, and more.

The P3T from Shure is a half-rack 24-bit digital audio wireless transmitter for the personal in ear monitoring system. It can be used in various environments to send 2 channels of audio to a bodypack receiver (sold separately), up to 300' away for applications such as live stage, theater, rehearsals, and more. It features audio reference companding to ensure transparent sound quality with no artifacts or dropouts. This rugged transmitter is built with easy front-panel controls, including the one-touch sync and input level knobs which are there to enable quick setup and easy operation. Furthermore, the rear-panel has balanced inputs and loop outputs that can provide versatile connectivity to other audio sources or other P3T units.