CTM-4131 Radio Speaker Mic for R7
Part Number |
PMMN4131 RPL |
Command Tac CTM-4131 Remote Speaker Mic for Motorola R7 – Replaces PMMN4131
The Command Tac CTM-4131 is a rugged, waterproof remote speaker microphone built as a direct replacement for the Motorola PMMN4131 (RM730). It is designed for the Motorola MOTOTRBO R7 and also fits the ION and APX N30, N50 and N70 radios that share the same accessory connector.
The CTM-4131 is IP68 waterproof and has a clear, loud speaker, a 3.5mm earpiece jack and a swivel clip. It gives you the everyday performance of the Motorola original at a lower price. It is a good choice for security teams, maintenance crews, schools, hospitality, manufacturing and any R7 fleet that needs a dependable shoulder mic without OEM pricing.
Command Tac CTM-4131 Key Features
- Direct replacement for the Motorola PMMN4131 and PMMN4131A (RM730)
- Fits Motorola R7, ION, APX N30, APX N50 and APX N70 radios
- IP68 waterproof construction
- High-quality, loud speaker for clear audio in noisy areas
- 3.5mm accessory port for a receive-only earpiece
- Swivel clip for mounting on a shoulder strap, collar or vest
- Emergency button, which works on radios programmed for it
- 1-year warranty
CTM-4131 Specifications
| Specification | Command Tac CTM-4131 |
| Manufacturer | Command Tac |
| Model | CTM-4131 |
| Replaces | Motorola PMMN4131, PMMN4131A (RM730) |
| Product Type | Remote speaker microphone |
| Water Rating | IP68 waterproof |
| Earpiece Jack | 3.5mm accessory port |
| Clip | Swivel clip |
| Emergency Button | Yes (radio programming required) |
| Compatible Radios | R7, ION, APX N30, APX N50, APX N70 |
| Warranty | 1 year |
What Radios Does the CTM-4131 Fit?
- Motorola MOTOTRBO R7
- Motorola ION
- Motorola APX N30
- Motorola APX N50
- Motorola APX N70
The CTM-4131 does not fit the Motorola XPR, SL, CP200d, APX 6000/8000 or APX NEXT series, which use different accessory connectors. Not sure which mic your radio takes? Contact Two Way Radio Supply or call 800-865-4110 with your radio model and we will confirm the correct part.
CTM-4131 vs. Motorola Original PMMN4131
The CTM-4131 does the same everyday job as the Motorola PMMN4131. The difference is certification.
| Feature | Command Tac CTM-4131 | Motorola Original PMMN4131 |
| Fits Motorola R7 | Yes | Yes |
| IP68 waterproof | Yes | Yes |
| 3.5mm earpiece jack | Yes | Yes |
| Emergency button | Yes | Yes |
| IMPRES audio | No | Yes |
| Intrinsically safe (TIA4950) | NO | Yes |
| Warranty | 1 year | 1 year |
| Best for | Everyday use at a lower cost | Hazardous locations and IMPRES fleets |
Choose the Command Tac CTM-4131 if:
You need a reliable, waterproof speaker mic for everyday R7 use and want to save compared with the Motorola original.
Choose a Motorola original if:
Your crew works in hazardous locations that require an intrinsically safe accessory, or your fleet relies on IMPRES audio. Contact us for pricing on the Motorola PMMN4131.
Alternative Speaker Mic for the R7
| Speaker Mic | Highlights | Best For |
| Command Tac CTM-4131 | Replaces PMMN4131, IP68, emergency button | Everyday use, best value |
| Command Tac CTM-WP-4140 | IP68, Kevlar-coated coiled cable, Hi/Lo volume toggle, MIL-STD-810 | Heavy-duty use and high-noise areas |
The CTM-WP-4140 Radio Speaker Mic fits the R7, ION, APX N30 and APX N50. Choose it if you want a tougher Kevlar-coated cable and a quick Hi/Lo volume switch.
Earpiece for the CTM-4131 3.5mm Port
Plug a receive-only earpiece into the CTM-4131's 3.5mm jack to hear calls privately while you keep talking through the mic.
More Accessories for the Motorola R7
Batteries
- Command Tac CTB-4809-S 3000mAh Smart Battery, replaces PMNN4809
- Command Tac CT4807-B 2200mAh Battery, replaces PMNN4807
Chargers
- Command Tac CTC-1-4415 Single-Unit Charger
- Command Tac CTCM-6-4415 Six-Unit Charger
- Command Tac CTCM-6-4415-USB Six-Unit Charger with USB ports
- Command Tac CTCM-10-4415 Ten-Unit Charger
Frequently Asked Questions
What is the Command Tac CTM-4131?
It is a waterproof remote speaker microphone that replaces the Motorola PMMN4131 (RM730) on the R7 and compatible radios.
Does the CTM-4131 replace the Motorola PMMN4131?
Yes. The CTM-4131 is built as a direct replacement for the PMMN4131 and PMMN4131A.
What radios does the CTM-4131 fit?
It fits the Motorola R7, ION, APX N30, APX N50 and APX N70.
Is the CTM-4131 waterproof?
Yes. It is rated IP68.
Is the CTM-4131 intrinsically safe?
It is not listed as intrinsically safe. For hazardous locations, use the Motorola original PMMN4131, which carries a TIA4950 rating. Contact us for pricing.
Can I use an earpiece with the CTM-4131?
Yes. It has a 3.5mm port that accepts receive-only earpieces such as the CTL-HIDIN 3.5L2.
What warranty does the CTM-4131 have?
It comes with a 1-year warranty.
Order the Command Tac CTM-4131 Speaker Mic
Get a rugged, waterproof replacement for the Motorola PMMN4131 for your R7 at a lower price. Order the Command Tac CTM-4131 today from Two Way Radio Supply.
| Brand | Motorola |