Wireless transmitter housed in a rugged all-metal chassis for both entry-level and professional-tier PSM300 systems.Dependable wireless transmission and 24-bit digital audio combine to deliver a superior personal monitoring mix for every performance. Send 2 channels of audio to a bodypack receiver up to 300 feet (90 m) away, with patented Audio Reference Companding to ensure transparent sound quality with no artifacts or dropouts.Easy to set up and operate, the Shure PSM 300 Stereo Personal Monitor System puts total freedom within reach of musicians at every level. Customizable two-channel mix and volume lets you hear every note in detailed, 24-bit digital audio from anywhere on the stage. So you can dedicate yourself to the performance. Never bound by wires or wedges.Main Features:Transmitter sends a stereo or mono mix wirelessly to performers onstageOne-touch IR sync on user-friendly front-panel controls instantly links transmitter to receiverRear-panel ” (6.3 mm) TRS balanced inputs and loop outputs provide versatile connectivity to audio sources and other P3T unitsUp to 30 mW output power (regionally dependent)High-contrast LCD screen with left / right audio output metersSelectable line / aux levelSpecifications:RF Output Power 10, 20, 30 mWRF Output Impedance 50 (typical)Net Weight 783 g (27.6oz.)Dimensions (H W D) 43 198 172 mm (1.7 7.8 6.8 in.)Power Requirements 1215 V DC, 260 mA maximum