PMMN4125 RM250 Remote Speaker Microphone with 3.5mm Connector for SL & TLK Series
Motorola PMMN4125 (RM250) Remote Speaker Microphone: rugged, all-day audio for SL Series and TLK 100 radios Wired RSM · Built-in battery (22+ hrs) · Windporting tech · IP67 dust-tight & waterpr...
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Motorola PMMN4125 (RM250) Remote Speaker Microphone: rugged, all-day audio for SL Series and TLK 100 radios
Wired RSM · Built-in battery (22+ hrs) · Windporting tech · IP67 dust-tight & waterproof · 3.5mm earpiece jack · For SL Series & TLK 100
The PMMN4125 (RM250) is Motorola Solutions' first wired remote speaker microphone with a built-in battery, built for SL Series and TLK 100 radios. It delivers clear audio in wind, rain, and dust, and adds a 3.5mm jack for discreet, receive-only listening. Browse more SL300 Accessories.
Who it's for
Built for crews running Motorola SL Series or TLK 100 radios who need dependable, hands-free audio across a full shift in tough outdoor or industrial conditions. Tags also reference SL300, TLK110, and EVOLVE radios. Contact us to confirm the PMMN4125 is compatible with your exact radio model before ordering.
Key features
- Built-in battery: over 22 hours of life so you stay focused on the job instead of recharging.
- Windporting technology: eliminates the whining and howling of wind across the mic for clearer transmissions.
- IP67 rated: completely dust-tight and able to withstand immersion in water for 30 minutes.
- 3.5mm audio jack: connect a receive-only earpiece for quiet, discreet listening when you cannot use the speaker.
- Broad SL & TLK fit: designed for Motorola SL Series and TLK 100 radios.
Specifications
| Model | PMMN4125 (RM250) |
|---|---|
| Type | Remote Speaker Microphone (RSM) |
| Compatible radios | Motorola SL Series, TLK 100 |
| Battery | Built-in, 22+ hours life |
| Wind/audio | Windporting technology |
| Ingress rating | IP67 (dust-tight; 30-min immersion) |
| Audio jack | 3.5mm (receive-only earpiece) |
Frequently Asked Questions
What radios is the PMMN4125 (RM250) compatible with?
The PMMN4125 is built for Motorola SL Series and TLK 100 radios. Tags also reference SL300, TLK110, and EVOLVE. Contact us to confirm fit with your specific model before ordering.
How long does the PMMN4125 battery last?
It offers over 22 hours of battery life. The RM250 is Motorola Solutions' first wired RSM with a built-in battery, so you spend more time working and less time recharging.
Is the PMMN4125 waterproof?
It is rated IP67, meaning it is completely dust-tight and can withstand immersion in water for 30 minutes. Windporting technology also reduces wind noise and keeps water from clogging the microphone.
Can I connect an earpiece to the PMMN4125?
Yes. The microphone has a 3.5mm audio jack that accepts a receive-only earpiece for discreet listening when you cannot use the speaker.
Product details:
| Brand | Motorola Solutions |
| Product Type | Speaker Microphone |
| SKU | — |
Full spec sheet: contact us at 1-800-507-6002
Shipping
Free shipping on U.S. orders of $250 or more. A $5.50 handling charge applies to all orders. Partial shipments incur standard shipping fees.
Delivery options and rates are shown at checkout. Read the shipping policy.
Returns & warranty
Obtain an RMA and follow the return instructions within 14 days of receipt. New returns must be in resale condition in their original packaging.
A 20% restocking fee and original shipping charges are deducted. A comparable offsetting order placed at the time of return can avoid the restocking fee. Read the full return policy, including defective items and warranty returns.
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