Shure P3TR112TW-G20 Twin Pack for PSM300: The Ultimate Wireless Monitoring Solution for Stages
Get crystal-clear 24-bit digital audio and reliable wireless freedom across the stage with the PSM 300 Stereo Personal Monitor System. Enjoy the clearest sound with patented Audio Reference Companding, ultra-low noise, and no artifacts. Dependable wireless coverage up to 300 ft (90 m) ensures no dropouts.
Key Features:
- • Wireless audio transmission for performers
- • 24-bit digital audio for crystal-clear sound
- • Patented technology for a wired-like sound
Benefits:
- • Exceptionally wide stereo separation
- • Create a personal mix with MixMode or stereo mode
- • Frequency scan and IR sync for easy channel assignment
Plus, it has a solid analog RF connection, up to 90 dB signal-to-noise ratio, and is easy to set up and operate. Available with different earphone options.
Specifications:
- RF Carrier Range: 488–512 MHz
- Compatible Frequencies Per band: up to 15
- Tuning Bandwidth: 24 MHz maximum (varies by region)
- Operating Range: 90 m (300 ft), environment dependent
- Audio Frequency Response: 38 Hz–15 kHz
- Signal-to-Noise Ratio A-weighted: 90 dB (typical)
- Total Harmonic Distortion ref. ±34 kHz deviation @1 kHz: <0.5% (typical)
- Companding: Patented Shure Audio Reference Companding
- Spurious Rejection ref. 12 dB SINAD: >80 dB (typical)
- Frequency Stability: ±2.5 ppm
- MPX Pilot Tone: 19 kHz (±1 Hz)
- Modulation: FM*, MPX Stereo (ref. ±34 kHz deviation @ 1 kHz)
- Operating Temperature: -18 °C (0 °F) to +63 °C (145 °F)


The Shure P3TR112TW-G20 Twin Pack is designed for stage performers. It allows you to send two channels of audio wirelessly up to 300 ft (90 m). The system features 24-bit digital audio for clear sound. It has a half-rack, single channel transmitter with a rack mount kit. The RF Carrier Range is 488–512 MHz. It's easy to set up and operate, offering features like one-touch frequency scan and sync. You can create a personal mix using MixMode technology or stereo mode. Comes with options of P3R bodypack systems with SE112 Sound Isolating Earphones or P3RA professional bodypack systems with SE215 Sound Isolating Earphones.