Motorola SL3500e - Slim, Discreet, Business‑Tough Digital Radio
The Motorola MOTOTRBO® SL3500e keeps customer‑facing teams connected without the bulk of a traditional radio. You get professional DMR digital audio, Bluetooth® 4.0 for discreet earpieces, and built‑in Wi‑Fi for over‑the‑air programming—all in a pocket‑friendly form factor. Perfect for hospitality, retail, event management, education, and private security where image and uptime matter.
- Digital / Analog: DMR Tier II + analog
- Channels: 128
- Bands: VHF (136–174 MHz) or UHF (403–470 MHz)
- Output Power: up to 3W (digital)
- Battery Life: up to ~13.5 hours (typical, digital)
- Connectivity: Bluetooth 4.0 audio + Wi‑Fi for OTAP
- Durability: IP54, MIL‑STD 810 tested
Why Teams Choose the SL3500e
- Slim & discreet: Pocketable design that looks professional on the sales floor or front desk.
- Crystal‑clear audio: Digital noise suppression and Intelligent Audio help messages cut through busy lobbies and shop floors.
- Hands‑free options: Pair to discreet Bluetooth earpieces and wireless PTT pods for clean, cable‑free operation.
- Faster fleet updates: Built‑in Wi‑Fi enables over‑the‑air programming to push codeplug or firmware updates without collecting radios.
- Grows with you: Works radio‑to‑radio, with repeaters, and supports advanced MOTOTRBO systems like IP Site Connect and Capacity Plus.
Made for Customer‑Facing Work
The SL3500e blends into professional attire while delivering reliable push‑to‑talk performance. Use the two‑line OLED and virtual keypad when you need on‑device control; it stays dark when you don’t for a clean, low‑profile look.
Audio & Usability Highlights
- Intelligent Audio: Automatically adjusts volume with ambient noise.
- Natural‑sounding voice: AMBE+2™ vocoder clarity for fewer repeats and faster responses.
- Essential hard keys: Large PTT, dedicated volume, top channel selector, and a programmable side key for your most‑used function.
Coverage & Systems
- Direct mode: Simple radio‑to‑radio for small teams.
- Conventional with repeater: Extend in‑building or campus coverage.
- IP Site Connect: Link multiple locations over IP for unified talkgroups.
- Capacity Plus (trunking): Add high user density and busy‑hour efficiency without channel hunting.
What’s in the Box
- SL3500e portable radio body (VHF or UHF)
- 2300 mAh Li‑Ion battery (PMNN4468)
- Stubby antenna matched to band (e.g., PMAE4095 UHF / PMAD4146 VHF)
- Swivel carry holster with belt clip (PMLN7190)
- Single‑unit charger (drop‑in tray or USB wall charger)
- Battery door cover (PMLN7074)
- Quick start & warranty documentation
Technical Specifications (tap to expand)
| Frequency Bands | VHF 136–174 MHz; UHF 403–470 MHz |
| Channel Capacity | 128 |
| Power Output | Up to 3W (digital); up to 2W (analog); low‑power 1W/0.5W selectable |
| Digital Protocol | DMR (ETSI TS 102 361‑1/2/3) |
| Display & Controls | 2‑line OLED; virtual keypad; large PTT; top channel knob |
| Audio | Intelligent Audio; AMBE+2™ vocoder; 0.5W rated speaker |
| Battery | Li‑Ion 2300 mAh; up to ~13.5 hrs (5/5/90 duty, digital) |
| Connectivity | Bluetooth® 4.0 (HSP, Fast PTT), Wi‑Fi 802.11 b/g/n (OTAP) |
| Environmental | IP54; MIL‑STD 810 C/D/E/F/G |
| Dimensions / Weight | Approx. 125.7 × 55.0 × 22.7 mm; ~190 g (with std. battery) |
| Systems | Direct, Conventional (repeater), IP Site Connect, Capacity Plus |
Compliance & Licensing
Operates on licensed business frequencies (U.S.). Verify band and programming with your coordinator. IP54 means dust‑ and splash‑resistant; do not submerge.
Frequently Asked Questions
Is the SL3500e compatible with our older analog radios?
Yes. It supports mixed fleets. Run analog today and transition to digital when you’re ready.
Can we program or update radios over Wi‑Fi?
Yes. With MOTOTRBO Radio Management you can push codeplug and firmware updates wirelessly (OTAP), reducing downtime.
Does it work with Bluetooth earpieces?
Yes. Pair with standard headsets for audio. For true wireless PTT, use Motorola wireless PTT pods and compatible earpieces.
What environments is the SL3500e best for?
Front‑of‑house and customer‑facing roles: hotels, retail, events, campuses, and private security—where a low‑profile radio is preferred.
Ideal For
- Hospitality (front desk, concierge, housekeeping)
- Retail (store managers, floor associates, loss prevention)
- Event venues & convention centers
- Education administration & campus operations
- Private security & facilities management
Tip: Choosing between VHF and UHF? Pick UHF for indoor, multi‑story buildings; choose VHF for wide, mostly outdoor campuses.
Need programming or accessories? Request custom programming or shop SL3500e accessories.