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Continue ShoppingShure BLX Wireless Microphone System with PGA31 Headset (Open Box)
The BLX14/P31 Headworn Wireless System is part of the BLX wireless systems family.
Shure BLX® Wireless Systems combine professional-quality sound with simple setup and an intuitive interface for legendary audio performance right out of the box. Precision-built and available in a variety of configurations, it’s the most accessible way to own the stage.
Includes BLX4 wireless receiver, BLX1 bodypack transmitter, PGA31 headset microphone, power supply, clothing clip, windscreens, and user guide.
The durable BLX1 features a lightweight, ergonomic design and adjustable gain control. For use with BLX® Wireless Systems.
Note: When purchasing separate wireless components, please match their frequency bands to ensure proper system operation.
The durable BLX4 features simple setup, intuitive controls, and microprocessor-controlled internal antenna diversity. One-touch QuickScan frequency selection quickly locates the best open frequency in case of interference. For use with BLX® Wireless Systems.
The PGA31 is an affordable wireless cardioid condenser headset microphone that delivers reliable sound quality for speech and live vocal performance applications.
Designed for long-wearing comfort, the PGA31 offers a secure fit for hands-free operation in any situation. Its unidirectional cardioid polar pattern provides excellent off-axis rejection for higher gain-before-feedback when using a stage monitor.
Available in bundled BLX, GLX-D, and PGX Digital wireless systems, the PGA31 features TA4F 4-pin connectors that make it a viable replacement for any Shure wireless headset system.
Bodypack Transmitter Battery Life | Up to 14 hours |
Typical Operating Distance | 300 ft (100 m) Transmission Radius |
BLX1 Transmitter Audio Input Level | Gain Max -16 dBV maximum; Min (0 dB) +10 dBV maximum |
Gain Adjustment Range for BLX1 | 26 dB |
BLX1 Input Impedance | 1M Ohm |
RF Transmitter Output | 10 mW, typical (varies by region) |
BLX1 Dimensions (H x W x D) | 110 mm x 64 mm x 21 mm |
Bodypack Weight (without batteries) | 75 g (2.6 oz.) |
Bodypack Housing | Molded ABS |
Power Requirements for Bodypack | 2 LR6 AA Batteries, 1.5 V, Alkaline |
BLX4 Output Impedance | XLR connector 200 Ohm; 1/4" Connector 50 Ohm |
Audio Output Level (Ref. ±33 kHz Deviation with 1 | XLR connector –27 dBV (into 100k Ohm Load); 1/4" Connector –13 dBV (into 100k Ohm Load) |
BLX4 RF Sensitivity | -105 dBm for 12 dB SINAD, Typical |
BLX4 Image Rejection | >50 dB, Typical |
Dimensions (H x W x D) | 40 mm X 188 mm X 103 mm |
Receiver Weight | 241 g (8.5 oz.) |
BLX4 Housing | Molded ABS |
Power Requirements for BLX4 | 12–15 V DC @ 160 mA (BLX88, 320 mA), Supplied by External Power Supply (Tip Positive) |
Microphone Type | Electret Condenser |
Microphone Frequency Response | 60 to 20,000 Hz |
Polar Pattern | Unidirectional (Cardioid) |
Output Impedance @ 1 kHz, Typical | 600 Ohm |
Audio Output Level | -50 dBV/Pa |
Signal-To-Noise Ratio[1] @ 1 kHz | 66 dB |
Maximum SPL[1] 1000 Ohm load, @ 3% THD | 145.0 dB |
Dynamic Range[1] @ 1 kHz, 1000 Ohm Load | 117.0 dB |
Equivalent Output Noise[1] Typical, A-Weighted | 28 dB |
Power Requirements for Microphone | +5 V DC (Nominal), 10 V Maximum (DC Bias) |
Polarity | Positive pressure on diaphragm produces positive voltage on pin 3 with respect to pin 1 |
Microphone Cable | 1.3 m (50 in.) |
Connector | TA4F |
Microphone Weight | 45 g (1.59 oz.) |
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