
Do you have a question about the Motorola TETRA MTP3550 and is the answer not in the manual?
| IP Rating | IP67 |
|---|---|
| Keypad | Full Keypad |
| Emergency Button | Yes |
| Man Down Sensor | Optional |
| Operating Temperature | -30°C to +60°C |
| Frequency Bands | 380-430 MHz |
| Display | Color Display |
| GPS | Integrated GPS |
| RF Power Output | 1W |
| Security | TEA1, TEA2, TEA3 |
| Channels | 1000 |
| Encryption | TEA1, TEA2, TEA3 |
| Battery Life | Typically 16 hours |
| Weight | 346 grams (with standard battery) |
Initiate radio startup sequence, including self-check and system registration, with display feedback.
Shut down the radio by pressing and holding the power key, confirmed by an audible beep.
Steps to initiate a group call: select talkgroup, press PTT, wait for tone, speak, release PTT to listen.
Steps to start a Direct Mode Group Call: switch to DMO, select talkgroup, press PTT, speak, release PTT to listen.
Procedure to make a private call: access menu, enter ISSI, press PTT.
How to answer an incoming private call by pressing PTT and engaging in a one-to-one conversation.
Push and hold the Emergency Key for 0.5 seconds to enter Emergency Mode.
Push and hold the Exit Key for 2.0 seconds to leave Emergency Mode.











