Electro-Voice R300-L-B Uni-Lapel Wireless System with Case

Brand:| Model: R300-L-B
Designed for entry-level or professional users, the Electro-Voice R300 Series makes the benefits of professional wireless microphone performance accessible to a new category of users. The R300 Series offers professional-class capabilities but is as easy to setup and use as any entry-level system.
  • ClearScan automatically finds the clearest channel
  • EZsync one-step channel setup
  • ULM18 directional lapel microphone
  • 14 hour battery life from two AA alkaline
  • Rugged metal transmitter
  • Metal receiver chassis with optional rack mount
Part # 
Weight: 4.8 lbs.  
Ships in 7-10 Business Days
List Price$407.00
You Save27%
Your Price
Part # 242-6320
Qty:  EA
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Product Details

Electro-Voice R300-L-B Uni-Lapel Wireless System with Case

The R300-L system includes the metal BP-300 bodypack transmitter, which uses two AA batteries. With ClearScan and EZsync, the R300-L is the easiest wireless system you will ever use for presentations and worship services. The directional ULM18 helps to reject noise from the surroundings and control audio feedback.

Operates on "B" band frequencies (678.5 – 693.5MHz); "A" band (618.5 – 633.5MHz) version also available (our part number 242-6318).


Audio Frequency Response:

80 Hz - 18kHz +/- 2dB


Flexible TNC 1/2 Wave

Balanced Line Level Output (RMS Adjustable):

10 - 100 mV

Battery Life:

14 Hours with (2) AA alkaline (typical)

Connector Type:

1/4 inch unbalanced, 3-Pin XLR balanced

Distortion (@ 1 kHz, 40 kHz deviation):

less than 1.0%, 0.4% typical


True Antenna

Dynamic Range:

greater than 95 dB dB


ULM18 Directional Microphone

Number of Channels:

32 Per Band, 8 Simultaneous

Power Supply:

12 VDC, 500 mA max

Receiver Type:

Synthesized PLL

RF Frequency Range:

16 MHz

RF Output:

8 mW Typical

RF Sensitivity (12 dB SINAD):

less than 1.0 uV

Signal-to-Noise Ratio (A-weighted):

greater than 100 dB dB


Tone code plus Amplitude

Product Specifications
  • Frequency BandUHF
Electro-Voice R300-L-B Uni-Lapel Wireless System with Case
  • BrandElectro-Voice
  • ModelR300-L-B
  • Part Number242-6320
  • UPC800549584487
  • Product CategoryLavalier Wireless Systems
  • Unit of MeasureEA
  • Weight4.8 lbs.
  • California Prop 65

    Warning: California residents only. Please note per Proposition 65 that this product may contain chemicals known to the State of California to cause cancer and birth defects or other reproductive harm.

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Electro-Voice R300-L-B Uni-Lapel Wireless System with Case

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Electro-Voice R300-L-B Uni-Lapel Wireless System with Case

What are receiver dimensions?

Asked by: Glenn W
The receiver measures 1.72" H x 7.8" W x 8.0" D
Answered by: MattP
Date published: 2015-02-24
  • 2015-07-03T09:34CST
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