HYTERA HYT S31 LF S1 LF PMR446 Walkie free to use without license
The HYT S31 LF or S1 LF is a license-free portable transceiver based on the PMR446 standard, designed for simple, reliable, and unlicensed communications. This model is ideal for work environments, events, light security, or activities where
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Description HYTERA HYTS31LF
The HYT S31 LF or S1 LF is a license-free portable transceiver based on the PMR446 standard, designed for simple, reliable, and unlicensed communications. This model is ideal for work environments, events, light security, or any activity requiring a compact, lightweight, and ready-to-use radio.
The HYT S31 LF or S1 LF stands out for its compact design and basic yet effective functionality: it includes channel scanning, busy channel lock, audible alert, and a display with LED indicators. Its robust construction ensures durability for everyday use, even in demanding environments, while its reduced weight and size make it easy to transport and handle.

Some of the features offered by the HYT S31 LF are:
- Free use PMR446 (no license required)
- Traditional analog transmission
- 16 pre-programmed channels
- Easy to use for novice users
- 1 Radio HYT S31 (S1 LF) PMR446
- 1 Rechargeable battery
- 1 Belt Clip
- 1 Standard antenna
- 1 User Manual
Technical and mechanical characteristics
- Manufacturer: HYT Communications
- Model: S31-LF (S1 LF) PMR446
- Type: PMR446 analog walkie talkie
- Frequency: 446.0 446.2 MHz
- Channels: 16 pre-programmed
- Channel spacing: 12.5 kHz
- Output power: 0.5 W (PMR446 mode)
- Frequency stability: ± 2.5 ppm
- Antenna impedance: 50 O
- Receiving sensitivity: commercial specification
- Spurious rejection: commercial specification
- Audio distortion: = 5% (approximate)
- Battery: rechargeable type (commercial value)
- Estimated battery life: extended use (commercial data)
- Dimensions: compact (commercial data)
- Weight: light (commercial data)
- Material: Durable casing
- LED indicator: channel/battery/transmission status
- Basic functions: scanner, lock, audible alert
- Use: daily professional or recreational use
- Color: Standard black
- Ergonomic design for easy grip
- European PMR446 certification
- No license required