Analog Portable Two-way Radio

Relm RP4200 Handheld

The RP4200A is perfect for schools, hotels, factories, stadiums, golf courses, etc.  Let RELM Radio speed up your business and increase communication between management and staff.

Includes Radio, Antenna, Li-Ion Battery, Charger and Owners Manual.


16 Channels

16 channels (15 plus scan) provide flexible channel assignments among different user groups.

Small Package

Palm/pocket size, light-weight – only 8.3 oz. including battery.

4 Watt (UHF) & 5 Watt (VHF)

Get 4 or 5 Watt RF Output, full power everyday.

VHF/UHF Narrowband

136 – 174 MHz VHF, 420 – 470 MHz UHF frequency range, programmable by channel to operate in both narrowband and wide band applications.

Intuitive Programming

The RP4200 is easy to program using any PC with Window’s OS. The simple menu will guide you through programming your radio correctly.

Tough Casing

The gold-aluminum alloy cover keeps the radio cool and protects it from weather and dirt.

Audio Annunciation

Audio Annunciation lets the operator know which channel is active via an audio announcement – ideal for low-light conditions.

Emergency Alert

One-button emergency alarm alerts our partners to an emergency situation.


Waterproof construction makes radio safe to use in severe weather conditions.


CTCSS/DCS encoder/decoder prevents interference from others on the frequency you are using.

Busy-channel Lockout

Busy-channel Lockout prevents you from interfering with ongoing conversation on the frequency.

Time-out Timer

Time-out Timer lets you set time limits after which radio will stop transmitting, preventing possible damage to radio.

Long Battery Life

Get 8 – 10 hours of battery life with our standard 7.4 Volt Lithium-Polymer battery.

Auto Power Saving

Auto Power Saving is activated 10 seconds after radio begins standby mode for further battery power conservation.

Channel Scan

Scan channel makes it easy and simple for team leaders to monitor operations – and scanning mode and priority scanning are both programmable.


The RP4200A has the ability to clone group information from one radio to another using the optional cloning cable. This feature allows you to reprogram channel data on your radio in just a few minutes.


  • Channels 16
  • Frequency Range 146-174 MHz
  • RF Power Output 5 Watts
  • Channel Spacing    25/12.5kHz
  • Operating Temperature -25°C to + 55°C
  • Antenna impedance  50 Ohm
  • Microphone impedance 2.2k Ohm
  • Battery 1200mAh, 7.4V
  • Dimensions (W x H x D) mm 56.5 x 102 x 29.5
  • Total weight  235g


  • Wide Narrow
  • Sensitivity: 12 dB SINAD 0.3uV
  • Selectivity 70dB 60dB
  • IMD  65dB 65dB
  • Distortion <10%


  • Wide Narrow
  • Modulation type 16KOF3E 11KOF3E
  • Spurious and Harmonics -70dB
  • Residential FM -45dB -40dB
  • FM distortion  5%
  • Frequency stability  +/-2.5ppm
  • Maximum frequency deviation  5 kHz  2.5 kHz


  • Channels 16
  • Frequency Range 450 – 470 MHz
  • RF Power Output  4 Watts
  • Channel Spacing  25/12.5kHz
  • Operating Temperature -30°C to + 60°C


  • Wide
  • Narrow
  • Sensitivity: 12 dB SINAD 0.3uV
  • Selectivity 70dB 60dB
  • IMD  65dB 65dB
  • Distortion  <10%


  • Wide Narrow
  • Modulation type 16KOF3E  11KOF3E
  • Spurious and Harmonics  -70dB
  • Residential FM -45dB -40dB
  • FM distortion 5%
  • Frequency stability +/-2.5ppm
  • Maximum frequency deviation  5 kHz  2.5 kHz