Shure P3T PSM300 Wireless Transmitter

Get dependable wireless monitoring with the Shure P3T PSM300 transmitter. Its 24-bit digital audio and powerful transmission provide a clear, full sound.

The Shure P3T PSM300 Wireless Transmitter provides dependable wireless transmission and 24-bit digital audio deliver a superior personal monitoring mix for every performance. Send 2 channels of audio to a bodypack receiver up to 300 feet away, with patented Audio Reference Companding to ensure transparent sound quality with no artifacts or dropouts. The rugged, half rack transmitter features easy front-panel controls including one-touch sync and input level knob to enable quick setup and easy operation. Rear-panel balanced inputs and loop outputs provide versatile connectivity to audio sources and other P3T units.


- Single channel, half-rack transmitter with included rack mount kit
- Sends a stereo or mono mix wirelessly to performers onstage
- Rock-solid wireless connection to P3R receiver over 300 ft (90 m) range
- One-touch IR sync instantly links transmitter to receiver
- Up to 30 mW output power (region dependent)
- 24 MHz tuning range (region dependent)
- ¼" (6.3 mm) TRS balanced inputs and loop outputs
- High-contrast LCD menu with detailed L/R audio output meters
- Detachable antenna
- External power supply
- Selectable line/aux level

RF Output Power: 10, 20, 30 mW
RF Output Impedance: 50 O (typical)
Net Weight: 27.6 oz (783 g)
Dimensions (H × W × D): 1.7 × 7.8 × 6.8" (43 × 198 × 172 mm)
Power Requirements: 12–15 V DC, 260 mA maximum
Connector Type: 6.35 mm (1/4") TRS
Polarity: Tip positive with respect to ring
Configuration: Electronically balanced
Impedance: 40 kO (actual)

Nominal Input Level: Switchable, +4 dBu, -10 dBV

Maximum Input Level:
- +4 dBu: +22 dBu
- -10 dBV: +12.2 dBu

Pin Assignments: Tip=hot, Ring=cold, Sleeve=ground
Phantom Power Protection: Up to 60 V DC
Connector Types: 6.35 mm (1/4") TRS
Dimensions and Weight in Packaging
Band G20
Shipping Weight: 6 lbs
Shipping Dimensions: 19 x 15 x 4 in
Manufacturer Part Number (MPN): P3T=-G20
Band J13
Shipping Weight: 6.5 lbs
Shipping Dimensions: 19 x 15 x 4 in
Manufacturer Part Number (MPN): SHU P3TJ13

Consumer Alert

Most users do not need a license to operate this wireless microphone system. Nevertheless, operating this microphone system without a license is subject to certain restrictions: the system may not cause harmful interference; it must operate at a low power level (not in excess of 50 milliwatts); and it has no protection from interference received from any other device. Purchasers should also be aware that the FCC is currently evaluating use of wireless microphone systems, and these rules are subject to change. For more information, call the FCC at 1-888-CALL-FCC (TTY: 1-888-TELL-FCC) or visit the FCC's wireless microphone website at

NOTE: None of the wireless systems we carry are capable of violating the FCC guidelines stated above. We are presenting this information as a matter of legally required disclosure.

For support or warranty questions, please contact the manufacturer:
Phone: 800-516-2525

Band G20

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