CDM1550 LS+ Mobile Two-Way Radio

CDM1550 LS+ Mobile Two-Way Radio
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Type: Two-Way Mobiles
Brand: Motorola Solutions
Model: CDM1550 LS+

High-performing features combined with versatile trunking capabilities make the CDM1550•LS+™ the smart choice to keep mobile work teams performing at their best.

The Motorola CDM1550•LS+™ Mobile Two Way Radio incorporates UHF LTR® trunking capabilities — offering you wider calling range, faster channel access, greater privacy and higher user and talkgroup capacity — as well as innovative PassPort® trunking. Ideal for users with growing communication needs.


15 PassPort or LTR Zones
Uses 16 talkgroups each or 160 channels.

Versatile Trunking Systems:

  • Broad calling range
  • Rapid channel access
  • Outstanding privacy
  • High user and talkgroup capacity


  • Adds to basic LTR functions
  • Wider coverage area
  • Seamless roaming
  • Received Signal Strength Indicator (RSSI): maintains signal
  • Electronic serial number protection: Prevents unauthorized radio cloning
  • Direct frequency assignment: Adds channels and sites over the air without taking radios out of service

Alphanumeric Screen
14-character display uses icons and text provide clear indication.

Switchable Channel Spacing
12.5kHz frequencies.

Telephone Interconnect
Places and receives phone calls.

Multi-Language Capability
Can program in English, Spanish, French and Portuguese.

Horn and Lights Activation
Alerts users to incoming messages, even when away from the vehicle.

Quik CallTM and MDC 1200 Signaling
Sends and receives through features such as Push-to-Talk ID, Selective Call and Call Alert.


Conventional /LTR® /PassPort® Programmable Features:

  • System, All Group, Auto Group Scan (Conventional & LTR®)
  • Dual Priority Scan (Conventional Operation Only)
  • Home Channel Revert (LTR® & PassPort®)
  • 12.5kHz Channel Spacing only
  • X-Pand™ Companding Technology
  • Telephone Interconnect
  • Adjustable Power Levels
  • Voice Storage

Additional PassPort® Features:

  • PassPort® Group Scan
  • Seamless Roaming
  • Automatic Registration/Deregistration (Upon power up and power down)
  • PTT ID Aliasing & MIN on Display
  • Unique ESN (Electronic Serial Number)
  • Direct Frequency Assignment
  • Home System Lookback
  • Selective Radio Inhibit (Decode)
  • Roam Request
  • Site/MIN View
  • Selective Call / Call Alert (with Horn & Lights Activation)
  • Roam Lock
  • Site / Talkgroup Restriction (requires NTS option)
  • NTIA Band 9 MHz Rx/Tx Support - UHF Only

LTR® Protocol - MDC1200 Signaling Programmable Features:

  • Call Alert (Encode/Decode)
  • Selective Call (Encode/Decode)
  • PTT-ID (Encode/Decode)
  • Radio Check (Encode/Decode)

All CDM1550·LS+ Mobile Models Include:

  • Standard Compact Microphone (AARMN4025)
  • Standard Bracket (Low Profile Bracket - GLN7324)
  • Standard Power Cable (Low Power HKN4137_R / High Power HKN4191)
  • 4 Programmable Buttons
  • 14 Character Alphanumeric Display
  • Replaceable Button Package (RLN5324)
  • Two Year Warranty

160 Channel Models Also Include:

LTR® Protocol - MDC1200 Signaling:

  • Status (Encode)
  • Message (Encode/Decode)

Conventional Mode - MDC1200 Signaling:

  • Call Alert (Encode/Decode)
  • Selective Call (Encode/Decode)
  • PTT-ID (Encode/Decode)
  • Radio Check (Encode/Decode)
  • Emergency Alert (Encode/Decode)
  • Covert Emergency
  • Status (Encode)
  • Message (Encode/Decode)

Conventional Mode - Signaling:

  • Quik Call II (Encode/Decode)