Dimensions
Size comparison
DJ-PAX4S1 Pro LF
| DJ-PAX4 | S1 Pro LF | Difference | |
|---|---|---|---|
| Height | 59 mm | 53 mm | +6 mm |
| Width | 102 mm | 108 mm | −6 mm |
| Depth | 38 mm | 20 mm | +18 mm |
| Weight | 238 g | 145 g | +93 g |
Drawn to the same scale from the official dimensions (front and side).
Why is DJ-PAX4 better than S1 Pro LF?
- Channels48 vs 163×
- Digital mode (DMR / dPMR)Yes · S1 Pro LF: No
Why is S1 Pro LF better than DJ-PAX4?
- Weight238 g vs 145 g+64%
- Battery capacity1,800 mAh vs 2,200 mAh+22%
- DisplayNo display vs Backlit display
Specifications
Side by side
| Radio & range | ||
| Radio standards | PMR446, dPMR446 | PMR446 |
| Licence | Licence-free | Licence-free |
| Digital mode (DMR / dPMR) | Yes | No |
| Frequency ranges | 446 MHz; 446 - 446.2 MHz | 446 MHz |
| Transmit power | 0.5 W | 0.5 W |
| Channels | 48 | 16 |
| CTCSS / DCS sub-tones | Yes | — |
| Power & battery | ||
| Battery capacity | 1,800 mAh | 2,200 mAh |
| Battery voltage | 7.4 V | 3.8 V |
| Power source | Rechargeable pack | Rechargeable pack |
| USB-C charging | — | No |
| Battery level indicator | Yes | Yes |
| Design & durability | ||
| Weight | 238 g | 145 g |
| Width | 102 mm | 108 mm |
| Height | 59 mm | 53 mm |
| Depth | 38 mm | 20 mm |
| Protection rating | IP67 | — |
| Water protection (IPx) | IPx7 | — |
| Military standard (MIL-STD-810) | Yes | — |
| Display | No display | Backlit display |
| Colours | Black | — |
| Features | ||
| VOX (hands-free) | Yes | — |
| Channel scan | Yes | — |
| Emergency / SOS alarm | Yes | — |
| Key lock | — | Yes |
| Voice encryption / scrambler | Yes | — |
| PC programmable | Yes | Yes |
| Connectivity | ||
| Headset / earpiece jack | Yes | Yes |
| Connectors | — | 3,5mm Klinke |
| Bluetooth | — | Yes |
