KNG P150S King Radios Handheld

There radios have been dis-continued, all the accessories for the KNG will work fine on the “S” Model, except for some of the internal options.

P25 Trunking

The KNG 9600 Baud Trunking option gives you the ability to communicate without hassle and without complication. Compatible with competitor Trunking systems, RELM Wireless Trunking is P25 compliant and loaded with features, such as encryption and many unit-to-unit specializations. Best of all you get RELM’s ease of use. Using our intuitive software, modifying your KNG Trunking features will be simple. 


Over-the-air re-keying is an easy solution to efficiently change encryption keys. Completed almost effortlessly, encryption keys are changed over the air with a touch of a button.

Wireless Tactical OTAR

With RELM’s Wireless Tactical OTAR (WTO), you are provided with the flexibility to upgrade encryption keys wirelessly and effortlessly without ancillary equipment, infrastructure or key management facilities. WTO operates radio-to-radio and is completely contained in the KNG radio units, which means no additional equipment is required beyond initialization.


RELM Wireless Over-the-air-programming gives you the ability to reprogram a unit from a central console to anywhere within your coverage area. It allows for you to make the necessary changes to a remote radio without the hassle of extra personnel, wasted time, and additional equipment.

Multicast Vote Scan

Multicast Vote Scan capable KNG Series radios automatically select the best site to operate from in a wide area system. Channels in the multicast conventional system are added to the scar list and designated as “voted” channels. The KNG Radio scans all voted channels and selects the channel with the best signal.

AES/DES/OFB Encryption

AES and DES (Digital Encryption Standard) allows you to communicate with other radios that have the specific key programmed. RELM’s AES/DES Encryption is NIST certified, validated FIPS 140-2 Type III encryption with a 256 key load.

1-6 Watts RF Power Output

Extend the radio’s reach with up to 6 Watts of signal clarity. High and low settings are programmable by channel for power efficiency.

512 Channels, Dynamic Grouping

Custom-tailored user groups can be programmed into the KNG by radio users and can also be field changed or reprogrammed whenever necessary.

100 Programmable Quick Call ID’s

Connect with select radio users easily and ASAP through RELM’s Quick Call function.Busy Channel Selections
Designed to indicate and prevent interference on active channels.Channel/Priority/Dual Mode/Group Scan
Find an available channel for communications: scan by channel, priority channel, or scan by groups, one group at a time. Dual Mode Scan allows you to simultaneously scan conventional and trunked radio systems.Problem Prevention Features
The Keypad lock prevents you from accidentally hitting a button that may activate functions unintentionally.

Birdie Free

Only RELM Wireless goes the extra mile to create a truly birdie free radio, which means there are no blacked out frequencies on our portable.

DVSI AMBE+2 Version 1.60 Vocoder

The version 1.60 Vocoder provides improved RF performance in a variety of degraded signal conditions. It also provides enhanced audio signal conditioning which improves system performance in the presence of background noise.

Text Messaging

Users sending text messages receive an acknowledgement that deliver of the message was successful. Text Messages can be sent radio-to-radio or can be repeated through fixed network equipment.

Superior Audio Quality

The KNG comes equipped with a 1.6” diameter speaker, giving you the loudest and clearest sound with the least distortion.

Long Battery Life

The KNG works as long as you do, putting in 12+ hours of reliable communication everyday. Upgrade to the KAA0101, a compact 3600 mAH battery and boost your battery life to 16+ hours.

Custom Programming

Our intuitive menu system and feature set is fully customized to fit your everyday needs.

Waterproof IP67 Rating

Dust tight and waterproof – the KNG Portable is especially designed to withstand 30 minutes of water immersion at 1 meter depth.


The KNG Portable has gone through rigorous testing and meets or exceeds military requirements.

APCO Project 25

The KNG Portable meets or exceeds APCO P25 standards.

Large LCD Display

Day or night, get all the information at a glance with our bright 13 character, 5 line LCD Display.

Field or USB Programmable

Ease of use. The KNG can be programmed via USB port on virtually any PC.

Talk Around

This feature allows you to bypass or “talk around” a repeater for a direct connection.

Emergency Signaling

KNG series radios support emergency calls and emergency alarms at the touch of the orange button.




  • Frequency Range    136 – 174 MHz
  • Channels    512
  • Battery Life (up to)    12+ Hours
  • Zones (up to)    32
  • Operating Voltage    10 V
  • Channel Spacing    12.5/25 kHz
  • Channel Increments    1.25 kHz
  • Operating Temperature    -30 °C to +60 °C    Dimensions (W x D x H)    2.5 x 1.8 x 5.5 in
  • Weight w/ Battery    16 oz
  • Standby Current Draw    75 mA
  • FCC ID    K95KNGP150


  • Sensitivity: 12db SINAD    -121 dBm    P25 Sensitivity: 5% BER    -121 dBm
  • Adjacent Channel Rejection    80 (70) dB
  • P25 Adjacent Channel Rejection    60 dB
  • Spurious and Images    80 dB
  • Intermodulation Rejection    78 dB
  • Audio Response    +1dB / -3dB
  • Audio Distortion at 500 mW    1 %
  • RX Current Draw    150 mA              TRANSMITTER    RF Power    6/5/1 Watts    Frequency Stability    1.5 ppm
  • Modulation Deviation    5 (2.5) kHz
  • Audio Distortion    3 %
  • FM Hum and Noise    50 (44) dB    Spurious and Harmonics    75 dB
  • Current Draw @ High Power 1500 mA
  • Audio Response    +1 db / -3 dB