Shure ULXP14/83-X1 Wireless Lavalier Microphone System, ULXP4 Receiver, ULX-1 Body Pack Transmitter, WL183 Omnidirectional Lavalier Microphone


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About Shure ULXP14/83-X1

The Shure ULXP14/83-X1 wireless microphone system provides professional wireless microphone solutions for performances, conferences, houses of worship, schools and businesses. The system includes the ULXP4 diversity receiver, ULX1 body-pack transmitter and WL183 lavalier microphone.

The ULXP4 receiver operates on UHF frequencies, offering over 1400 user selectable frequencies to choose from. All the standard features of the ULXS4 receiver are present, in addition the ULXP4 is equipped with features that meet the demands of professionals. Additional features include TV channel display, frequency and volume locks, SCAN indicator, squelch indicator and receiving Antenna Indicators. The dual antenna design represents diversity technology, which provides optimum resistance against RF interference and drop-out. Dual internal receivers are set to the same frequency and are constantly vying for the strongest reception. The receiver features a balanced XLR output that is switchable between mic and line level signal as well as an unbalanced 1/4" Phone output. A multifunction LCD provides group and channel information, transmitter battery life and more. Two 5-segment LED's provide audio and RF metering.

The ULX1 body-pack transmitter is light weight and portable featuring a belt-clip for use with camera and guitar straps, belts, waistbands etc. The transmitter also features over 1400 user selectable UHF frequencies and a comprehensive LCD displays group and channel information and more. An input attenuation switch allows 0dB and 20dB output. Adjustable audio gain control is provided and the transmitter boasts 8-9 hour battery life on a single 9V battery.

The WL183 lavalier is a miniature omnidirectional microphone featuring pristine audio response in an unobtrusive element. The omnidirectional pattern provides a generous pick up at the perimeter of the capsule, enhancing ambient audio pick up while minimizing handling noise. The WL183 features a wide sensitivity and frequency response, reproducing speech with great detail and clarity.

Shure ULXP14/83-X1 Features

  • Automatic Frequency Selection with group scan function
  • Up to 1440 selectable frequencies
  • 5-segment transmitted audio signal strength meter
  • RF indicator
  • 3-segment transmitter battery fuel gauge
  • Advanced multi-function LCD displays group and channel
  • Mic/Line switch
  • Detachable 1/4-wave antenna
  • XLR and 1/4-inch output
  • Rugged plastic chassis
  • 1/2 rack design

Shure ULXP14/83-X1 Specifications

Type of System
Rack/Table Top Mountable UHF Diversity Wireless Lavalier System
RF Carrier Frequency Range
X1 / 944 - 952 MHz
Approx. Working Range
300 Feet (100m)
Overall Frequency Response
25Hz - 15kHz, (±2 dB)
Signal-to-Noise Ratio
Greater Than 90dB
No. Of Channels
Over 1400 User Selectable Frequencies
No. Of Simultaneous Systems
Up to 20
Type of Receiver
ULXP4 Professional Rack/Table-Top Mount Receiver
Receiver: Type of Outputs
Balanced XLR - 22 Ohms, 1 = Ground, 2 = Hot, 3 = Cold Unbalanced 1/4" Phone Jack - 3k Ohms, Tip = Hot, Ring/Sleeve = Gnd (Both Outputs Feature: Voltage, Current and Phantom Power Protection)
Receiver: Headphone Monitoring
Receiver: Power Requirements
14 - 18VDC (negative ground), 550mA
Receiver: Display
Yes, Power On Indicator, Diversity Signal Indicators and Audio Peak Indicator, Channel, Group, Transmitter Low Battery Warning.
Receiver: Mounting Options
Rack / Table Top Mount 1/2 Rack Space
Receiver: Antenna Type
Wire Type
Bodypack Transmitter: Input Connector
TAF4 4-Pin Mini Connector
Bodypack Transmitter: Microphone Type
Bodypack Transmitter: Polar Pattern
Bodypack: Interchangeable Mic Heads
Yes, Use any of the Shure Lavalier, Headset, Instrument Microphones, or Guitar/Bass/XLR Adapter Cables that terminate to a Mini 4-pin TA4F Connector.
Bodypack Transmitter: Battery Life
Non-Rechargeable Type:
9V Lithium Battery / 21 Hours
9V Alkaline Battery / 8 - 9 Hours
9V Carbon-Zinc Battery / 5 Hours
Rechargeable Type:
9V Ni-Cad Battery / 2 Hours
9V Ni-MH Battery / 2.5 Hours
Bodypack Transmitter: Mute Switch
Bodypack Transmitter: Level Control
Yes, 25dB Gain Adjustment Range
Bodypack Transmitter: Antenna Type
Remotable 1/2 Wave, Rear Mounted
Bodypack Transmitter: Display
Power On/Off Indicator, 3-Segment Low Battery Indicator, Channel and Group, Peak Icon (Input Overload Warning)
Dimensions (HxWxD)
Receiver: 1.72 x 8.56 x 6.88" (43 x 217 x 174mm)
Body-pack UHF Transmitter: 3.86 x 2.68 x 1.10" (98 x 68 x 27.94mm)
Receiver: 2.8 oz. (79 g) without Battery
Bodypack UHF Transmitter: 2 lbs., 7 oz. (1105 g)
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