CRT PCB CTCSS SS7900/SS9900 XL Optional GSSI support for TETRA:

Optional GSSI support for TETRA: Selective reception function (optionally available)

interference-free operation

Additional benefits:

Robust aluminum housing

Note: first lift the antenna boom completely up before folding it down to prevent damage

CRT PCB CTCSS SS7900/SS9900 XL Optional GSSI support for TETRA:Expand your CRT transceiver with reliable CTCSS functionality. This CTCSS PCB module is specifically designed to expand the CRT SS7900 and CRT SS9900 mobile transceivers . This compact module adds Continuous Tone Coded Squelch System (CTCSS ) capability to your 10M or 12M transceiver ideal for filtering out unwanted signal interference and communicating only with specific user groups. The circuit board is easy to integrate and made of durable