Radio Model RPX4500 / RPX4600
Number of Channels 1500
Channel Spacing 10, 12.5, 20 or 25 kHz
FCC Emissions Designators 11K0F3E, 11K0F3D, 16K0F3E, 16K0F3D, 8K10F1E, 8K10F1D
Conformance EN 300 086, EN 300 113, EN 300 219, EN 300 279, AS4295, FCC, IC, P25CAP Compliant
Modulation Pre-emphasized FM, C4FM
Frequency Bands VHF 136-174 MHz; UHF 400-480 MHz; UHF 440-520 MHz
Operating Temperature (-)22°F (-30°C) to (+)140°F (60°C)
Storage Temperature (-40°C)~+80°C / (-40°F)~+176°F
Weight 12 ounces (0.35kg)
Size: HxWxD (inches) (H) 5.8 inches (147mm) x (W) 2.5 inches (63mm) x (D) 1.4 inches (36mm)
IP Rating IP67 Dustproof and Waterproof (Immersion up to 1m. for 30 min.)
Durability Standards MIL-STD 810 C, 810 D, 810 E, 810 F, 810 G
Standard Battery Lithium Ion 2200mAh Battery
Battery Life 11 Hours Usage at 5:5:90 duty cycle
Switching Bandwidth Full band
Display 102 x 64 pixels
Frequency Stability 1.5ppm
Sensitivity <0.3 μV for 12 dB SINAD
<0.3 μV for 5% BER
Intermodulation >70dB
Selectivity >73 dB (25 kHz) >65 dB (12.5 kHz)
Audio Frequency Response +1 dB to -3 dB of de-emphasized
300 to 3000 Hz on 25 kHz Channel
(300 to 2550 Hz on 12.5 kHz Channel)
Spurious Response Rejection 70dB
Hum and Noise >40 dB (12.5 kHz); >45 dB (25 kHz)
Blocking >95 dB at +/- 1 MHz
Audio Output 500 mW into 16 @ <5% distortion
Transmit Power Low – 1W / High – 5W
Hum and Noise >40 dB (12.5 kHz); >45 dB (25 kHz)
Audio Distortion <3% at 1 kHz, 60% deviation
Audio Frequency Response +1 dB to -3 dB of pre-emphasized
300 to 3000 Hz on 25 kHz Channel
(300 to 2550 Hz on 12.5 kHz Channel)
Tx/Rx Switching Time <25 ms
    100% Compatible with:
  • BK Radio KNG Portables and Mobiles
  • Kenwood NX-5200K2
  • Kenwood NX-5300K2
  • Kenwood NX-5300K5
  • Kenwood NX-5200K3
  • Kenwood NX-5300K3
  • Kenwood NX-5300K6
  • Kenwood NX-5400K2
  • Kenwood NX-5400K3
  • Motorola APX4000
  • Motorola APX6000
  • Motorola APX6000XE
  • Motorola APX7000
  • Motorola APX7000XE
  • Motorola APX8000
  • Motorola APX8000XE
  • RCA RPX4500
  • RCA RPX4600


Guaranteed compatibility with your current radios IP46 Submersible

RPX4600 handheld RCA two-way radios meet all Analog and Digital Project 25 (P25) specifications for use by Public Safety Agencies such as Police, Fire, Ambulance, and other emergency services. RCA’s P25 radios include MultiCom™ software, an advanced system that enables each radio to conform to today’s standards as well as future requirements. These heavy-duty radios are highly customizable and will meet or exceed the needs of demanding public safety users.

MultiComTM Technology

Allows easy integration with any P25 Conventional and P25 Radio Trunking Systems, Analog Conventional and MPT1327 Trunking Systems.

P25 Compliant

Providing interoperability, integrating easily with any existing Analog, P25 Conventional and P25 Radio Trunking Systems for Public Safety Applications.

5W of Power

Provides maximum signal strength and coverage while lasting up to 11 hours on a single charge with a typical 5:5:90 usage.

Mixed Mode Operation

Mixed Mode Operation with Auto Sense Option allows the RCA two-way radio to operate on both analog and P25 Digital modes and auto-detect the type of incoming signal.

AMBE+2TM Vocoder

Advanced digital vocoder eliminates background noise and provides crystal clear, loud communication.

Advanced Encryption Options

DES-OFB 128-bit or AES 256-bit encryptions in P25 Digital mode or Scrambler type voice encryption in analog mode.

Extensive Channel, Individual and Talkgroup Capacity

Allows the RCA two-way radio to store up to 1500 channels and up to 250 Individual and Talkgroup IDs.

Voting and Scanning Functions

Voting and Scanning is available with dual mode scan, dual priority scan and trunked priority scan options with 240 Scan Groups and 240 Voting Groups.

Safety and Emergency Functions

Safety and Emergency Functions such as:
– PTT ID Caller Identification
– Lone Worker
– Emergency Alarm
– Individual/Group Call
– Stun/Kill/Revive
– Text Messaging
– Optional GPS/Man Down

Signaling Compatible with Legacy Public Safety Systems

2-Tone5-ToneDTMF Encode/Decode and MDC1200 Encode/Decode which provide Public Safety essential functions like:
– 2-Tone Paging (GE and Motorola Quick Call Compatible)
– PTT ID (identifies outbound calls)
– Individual/Group Call (receive/place calls from specific individuals or groups)
– Call Alert (sounds alarm or notifies system administrator of emergency)
– Emergency Alarm (sounds alarm or notifies system administrator of emergency)
– Remote Monitor (radio transmits with an open microphone condition for a pre-programmed amount of time.)
– Radio Inhibit (disables the RX and TX of the radio)
– Radio Check (checks if a radio is on and within communication range)
– Radio Mute/Unmute (opens or closes the mute on the radio for dispatcher controlled exchanges)
– Text Messaging (allows you to send messages with up to 24 characters)

Large Radio Controls

Large PTT, Channel Switch with 3 Position Zone Select Switch, make working with the radio, switching channels and zones an easy task even when wearing gloves.

7 Programmable Functions

The Programmable Function Buttons allow you to customize the radio to your agency’s specific requirements.

Large Dot-Matrix Display

The large display with bright backlight makes the radio easy to read, navigate through the menu and radio functions.

Durable and Reliable

Design that meets Military Specs (MIL-STD-810C/D/E/F) for durability, shock, droppage, extreme temperatures, solar radiation, vibration, rain, humidity, salt fog, blowing dust and sand.

IP67 Waterproof Rating

Makes the P25 handheld RCA two-way radios completely WaterProof (Submersible 1 meter, 30 minutes) and DustProof.

Multi-Pin Screw-In Accessory Connector

Enhances the performance of the radio and helps to hold your audio accessory securely to the radio’s chassis while keeping it’s watertight capabilities.

4 Year Warranty

The Best in the industry as a sign of confidence in the quality of our products and to provide you with a piece of mind when choosing the RCA two-way radios for your communication needs.