Description
The Shure PSM 300 Twin-Pack Pro Wireless In-Ear Monitor Kit (G20: 488 to 512 MHz) is a professional wireless monitoring system designed for live performances, theater productions, rehearsals, and houses of worship. Featuring 24-bit digital audio processing and a 300-foot transmission range, this system delivers clear, interference-free monitoring for performers and musicians.
This kit includes a Shure P3T wireless transmitter, two P3RA wireless bodypack receivers, and two Shure SE215 sound-isolating earphones. The P3T transmitter offers one-touch sync, balanced TRS inputs and loop outputs, and adjustable RF output power for a strong and stable signal. The P3RA bodypack receivers provide stereo and MixMode monitoring, 2-band EQ, frequency scan with IR sync, and a rugged aluminum housing for durability. They offer up to 6 hours of battery life with AA batteries, with extended operation available using the optional SB900A rechargeable battery.
The Shure SE215 earphones feature detailed sound with enhanced bass, 37 dB of noise isolation, detachable MMCX cables, and formable over-ear wires for a comfortable and secure fit during performances. Additional accessories include a 1/4 wave antenna, BNC bulkhead adapter and cable, power supply, four AA batteries, six pairs of flex sleeves (S, M, L), two drawstring pouches, and two zipper bags for the receivers.
With its G20 frequency range (488 to 512 MHz), rugged construction, and high-fidelity audio, the Shure PSM 300 Twin-Pack Pro is a reliable, high-performance in-ear monitoring solution for professional performers.
B-stock may have minor cosmetic scratches or dents and furthermore B-Stock is not covered by full manufacturer warranty. Please call for details.
Product Specifications:
Frequency Range: G20: 488 to 512 MHz
RF Output Power: 10, 20, 30 mW (Varies by region)
RF Output Impedance: 50 Ohms (Typical)
Transmission Range: 300' (90 m)
Transmitter (P3T):
Audio Input:
Connector Type: 1/4" TRS (6.35 mm)
Polarity: Tip positive with respect to ring
Configuration: Electronically balanced
Impedance: 40 kOhms (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 VDC
Audio Output:
Connector Types: 1/4" TRS (6.35 mm)
Configuration: Electronically balanced
Impedance: Connected directly to inputs
Antenna: 1/4 wave, detachable
Power Requirement: 12 to 15 VDC, 260 mA maximum
Dimensions: 1.7 x 7.8 x 6.8" (43 x 198 x 172 mm)
Weight: 27.6 oz (783 g)
Bodypack Receiver (P3RA):
RF Sensitivity: Active: 2.2 μV (at 20 dB SINAD)
Image Rejection: > 90 dB
Adjacent Channel Rejection: > 60 dB
Intermodulation Attenuation: > 50 dB
Blocking: > 60 dB
Audio Output Power: 80 mW per output (1 kHz at < 1% distortion, peak power, at 32 Ohms)
Minimum Load Impedance: 16 Ohms
Headphone Output: 1.8" (3.5 mm), stereo
Battery Life:
4 to 5.5 hours with AA batteries
5.5 to 7 hours with SB900 battery (Available separately)
Dimensions: 3.8 x 2.5 x 0.9" (99.0 x 66.0 x 23.00 mm)
Weight: 6.9 oz (196 g), with batteries
Earphones (SE215):
Wearing Style: Dual Wired Earbud with Behind-Ear Cabling
Earpiece Design: In-Ear (Intra-Aural)
Open/Closed-Back: Closed-Back
Sound Field: Stereo
Number of Drivers: 1 per Earpiece
Driver Type: Dynamic
Impedance: 17 Ohms
Active Noise Cancellation: No
Frequency Response: 22 Hz to 17.5 kHz
Sensitivity: 107 dB SPL/mW at 1 kHz
Built-In Controls: No
Built-In Mic: No
Audio Connector: 1x 1/8" / 3.5 mm TRS Right-Angled
Cable Design: Detachable / Straight
Audio Connector to Earpiece: MMCX
Cable Length: 3.81' / 1.16 m
Color: Clear
Environmental Resistance: No
Weight: 1.1 oz / 30 g
Shipping Information:
Shipping Weight: 6.48 lbs.
Shipping Dimensions (LxWxH): 18.3 x 14.9 x 3.8"
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Military & First Responder Discounts
We're proud to support those who serve. Active-duty military, veterans, and first responders qualify for a special discount on your gear. See our Military Discount details here and how to redeem.




