Robust and Flexible

  • Project 25 trunked and conventional
  • P25 trunked and conventional OTAR
  • Supports up to 512 channels/talkgroups
  • Enhanced (AMBE+2) P25 Vocoder makes it the loudest digital radio available on the market today.
  • DES and DES-OFB Encryption - Ask about our free Single Key DES-OFB encryption for P25!
  • SMARTNET® II/SmartZone® trunking
  • Supports Motorola System v7.4 and compatible with Motorola Astro®
  • Supports key elements of MDC1200
  • Simplified cabling with a single multi-function accessory connection in the rear


  • SMARTNET® II/SmartZone®
  • Project 25

Data and Control Interfaces

  • Supports P25 Conventional IP Packet Data
  • Supports GPS AVL Data

Simplified Feature Updates and Option Selection

  • Flexible Programming
  • PC Configure™ Software Tool

Multiple Configuration Options

  • Optional Lightning™ Control Head – the clearest, brightest display on a mobile radio! See the difference!
  • Dash-Mount
  • Trunk-Mount
  • 2 Control Heads
  • Hand-Held Controller
  • Internal or External Speaker
  • Fixed Control Stations
  • Siren Option
  • Motorcycle Configuration

Click here to download the 53SL ES PDF