Hytera S1 LF UHF Analogue Business Radio
The S1 LF are business ready, budget friendly digital radios that offer a sleek, professional design and seemless connectivity for a great price
- Beauty in simplicity.
- Airy-light design.
- Light for U.
- Let color fit your style.
- Dual PTT. Dual standby. Dual efficiency.
- PTT, unlike any other
- Hands-free call.
- Hytera Radio app, high-efficient.
Hytera S1 LF redefines the business-ready analogue radio. It blends classic radio elements with exquisite craftsmanship and forward fashion. From form factor to user experience, the S1 LF breaks with tradition to shape the trend of next-generation business radio—modern, simple, and timeless. Instant communication is its essence. Elegance is its character. This stylish radio is ideal for those working in supermarkets, franchise stores, and more large-, medium-scale or multi-storey workplaces
The Hytera radio models S1 (licensed) redefines the business-ready analog radio. It blends classic radio elements with exquisite craftsmanship and forward fashion. From form factor to user experience, the S1 breaks with tradition to shape the trend of next-generation business radio – modern, simple, and timeless.
Highlights of S1
PTT Unlike Any Other
A second PTT on the front – increased size, circular shape and record-like texture.
Airy-light Design
135 g in weight. All for one-hand operation on the go.
Light for U
Four LEDs tell you the radio status in their own way.
Dual PTT
Talk with either of two standby groups – not just one as before.
Talk Freely
Cover 3-5 floors and 3-5 km in urban areas; meet the indoor communication needs of more than 10,000 square meters.
Outlast Your Shift
With a battery life of up to 27 hours (0.5 W) or 15 hours (3 W) of working time and 360 hours of standby time, your focus remains on the job, not the clock.
Channel Copy
Allows you to quickly copy channel information to the S1 from any radio with the same frequency regardless of brands and models.
AirClone
You can clone configuration data from one S1 to many. All done in a flash.
Hytera Radio APP
Manage your radio with an Android phone that’s always at your fingertips. Programming, batch configuration, backing up frequency information, and more can be performed via Bluetooth.
Specifications of S1
- General
- Receiver
- Transmitter
- Environment
| General | |
|---|---|
| Model | HYT-S31 (licensed) HYT-S31 LF (PMR446 license free) |
| Frequency Range | UHF: 400-470 MHz PMR446: 446 MHz |
| Operating modes | Analogue |
| Channels & zones | Channel capacity: 48 Zone capacity: 3 Channels per zone: 16 |
| Channel Spacing | 12.5kHz / 20kHz / 25kHz |
| Operating Voltage | 3.8 V (rated) |
| Battery | 2200mAh Li-Polymer |
| Battery Life (5/5/90 Duty Cycle, TX Power) | 15 hrs (Tx power 3W) 22 hrs (Tx power 1W) 27 hrs (Tx power 0.5W) |
| Frequency Stability | ±2ppm |
| Antenna Impedance | 50 Ω |
| Dimensions (HxWxD) | 108 x 53 x 20 mm (without antenna) |
| Weight (with battery and antenna) | 145 g (with belt clip） 135 g (without belt clip) |
| Bluetooth | BT 5.0 BLE (only data) |
Hytera S1 LF Licence-Free Analogue Business Radio
Effortless, dependable communication for the modern workplace. The Hytera S1 LF reimagines the classic handheld radio with sleek design, intuitive operation, and robust performance for venue, hospitality, retail, and facility teams
Key Features & Benefits
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Licence-Free / PMR446 Compatibility
Operates on the 446 MHz PMR446 band—no licence required, making it ideal for small to mid-sized operations. -
Elegant, Compact Design
Aesthetically modern with ergonomic form. The S1 line emphasizes “modern, simple, and timeless” design philosophy. -
Dual Push-To-Talk (PTT) Buttons
Allows you to maintain two standby groups at once, giving flexibility in switching between communication channels. -
Light & Handy
With a weight of approximately 135 g (without belt clip) and compact dimensions, it’s comfortable for one-handed use throughout a shift. -
Clear Status Indicators
Four LEDs provide visual cues for power, transmit/receive, alert, and battery states, minimizing guesswork. -
Coverage & Range
Designed for everyday business environments—covering 3–5 floors or up to 3–5 km outdoors in urban settings. -
Long Battery Life
Up to 27 h at low power (0.5 W), 15 h at 3 W, and up to 360 h in standby. -
Channel Copy / AirClone
Quickly duplicate channel configurations between units—even across brands—so deployment is fast and foolproof. -
Bluetooth + Mobile App Support
Use an Android phone via Bluetooth to programme, batch configure, or back up frequency settings with ease. -
Robust Receiver & Audio Performance
Delivers good sensitivity, adjacent-channel selectivity, and clear audio performance under typical use.
Ideal Use & Applications
The S1 LF is especially suited for environments where simplicity, reliability, and low overhead matter:
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Hotels, resorts, event venues
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Retail stores, shopping centres
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Restaurants, cafés, staff coordination
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Facilities management, cleaning & maintenance teams
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Schools, campuses, small factories
