Anchor Audio

Anchor Audio PRO-540/4D Wireless Intercom System with Four Dual Ear Muff Headset

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About the Anchor Audio PRO-540/4D

The Anchor Audio PRO-540/4D is a digital wireless intercom system that is easy to configure and easy to operate. The system allows duplex communication by four users with a master belt pack and three remote belt packs. It has a 500 ft. line of sight range and a built-in Bluetooth capability. The transmitter and receiver operate utilizing in the FCC license free 902-928 MHz range for the U.S. without the need for a base station. The ergonomically designed belt packs have a sturdy XLR headset jack, two heavy duty antennas, headset volume control, microphone gain control, A/B channel selection and PTT or Always On mode. The out of Range LED indicator tells each user when to move closer to the master belt pack. A gang charger is available to charge up to four belt packs on one device.

Anchor Audio PRO-540/4D Includes

  • Anchor Audio H-200 Four Dual Ear Muff Headsets
  • One Master Belt Pack (BP-500M)
  • Three Remote Belt Packs (BP-500R's)
  • One Gang Charger GC-500 with Cardboard Carrying Case
  • Rechargeable Batteries
  • Anchor Audio Warranty

Anchor Audio PRO-540/4D Features

  • Heavy Duty 4-Pin XLR Connector
  • A/B Channel Selection
  • "Push to Talk" or "Always On" Modes
  • Microphone Gain Setting
  • Out of Range Indicator LED
  • Low Battery Indicator LED
  • Charging Indicator LED
  • Rechargeable Batteries Included
  • Gang Charger for Four Belt Packs
  • FCC License Free
  • Bluetooth Compatibility
  • 500 ft. Line of Sight Wireless Communication

Anchor Audio PRO-540/4D Specifications

Belt Pack: RF Frequency Range 902-928MHz
Belt Pack: Modulation FSK
Belt Pack: Range (line of sight) Duplex 500' / 152.4 m
Belt Pack: Antenna 1/2 - wavelength dipole
Belt Pack: Power Supply 9VDC, 1.2ADC
Belt Pack: Battery Life 12 hours
Drivers Dynamic, 40mm
Impedance 300 Ohms +/- 15%
Frequency Response 20Hz - 20kHz
SPL 91dB +/- 3dB
Rated Power > 40mW
Distortion < 5%
Microphone Dynamic, Uni-directional, Low impedance
Microphone Sensitivity Referenced to 0dB=1V/ ubar, 1kHz
Min -85 dB / Typical -83 dB / Max -81 dB
Mic Frequency Response 200Hz - 12kHz
Connector Plug 4-pin XLR, female
Bluetooth Range: 10-20 ft LOS
Frequency: 2.4 GHz
Dimensions Belt Pack: 4.5" x 6.25" x 3.75" (114.3 x 158.75 x 95.25 mm)
Weight Belt Pack: 15 oz / 425.24g (with batteries)
Headset: 16 oz /453.59g
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