MT53H7A4400
Description |
Product code |
Attachment |
Weight (g) |
| PMR 446 MHz | MT53H7A4400 | Head band |
418 |
| PMR 446 MHz | MT53H7P3E4400 | Helmet att. |
438 |
| PMR 446 MHz | MT53H7B4400 | Neck band |
403 |
| Guide Receiver 446 MHz | MT0H7A4400 | Head band |
418 |
| Guide Receiver 446 MHz | MT0H7P3E4400 | Helmet att. |
438 |
MT53H7A430B
Frequency (Hz) |
125 |
250 |
500 |
1000 |
2000 |
4000 |
8000 |
Mean Attenuation (db) |
16.5 |
20.7 |
31.4 |
33.7 |
34.5 |
38.4 |
37.2 |
Standard Deviation (db) |
2.4 |
2.3 |
1.8 |
3.3 |
2.2 |
3.1 |
4.7 |
Assumed Protection (db) |
14.1 |
18.4 |
29.6 |
30.4 |
32.3 |
35.3 |
32.5 |
MT53H7P3E430B
Frequency (Hz) |
125 |
250 |
500 |
1000 |
2000 |
4000 |
8000 |
Mean Attenuation (db) |
17.8 |
21 |
30.9 |
32.6 |
31.5 |
38.9 |
38.2 |
Standard Deviation (db) |
2 |
1.8 |
3.6 |
3.3 |
2.7 |
3.7 |
3.9 |
Assumed Protection (db) |
15.8 |
19.2 |
27.3 |
29.3 |
28.8 |
35.2 |
34.4 |
- 8x38 channels allow several users to communicate individually using the same channel
- An electronic voice tells you what settings you are adjusting, so you do not have to take off the headset to check
- Unused, the set automatically switches off after two hours to save the batteries
- An auxiliary input also lets you connect a cellular phone or external com radio, regardless of the frequency
- For safety reasons, the external system has signal priority
- You can also connect a CD player or FM radio and listen to news and music.
MT53H7A440B
Description |
Product code |
Attachment |
Weight (g) |
| LPD 433 MHz | MT53H7A430B | Head Band |
436 |
| LPD 433 MHz | MT53H7P3E430B | Helmet att. |
456 |
| LPD 433 MHz | MT53H7B430B | Neck band . |
421 |
| PMR 446 MHz | MT53H7A440B | Head band |
436 |
| PMR 446 MHz | MT53H7P3E440B | Helmet att. |
456 |
| PMR 446 MHz | MT53H7B440B | Neck band |
421 |
| Guide Receiver 446 MHz | MT53H7B430B | Helmet att. |
438 |
MT52H79F-xx
Frequency (Hz) |
125 |
250 |
500 |
1000 |
2000 |
4000 |
8000 |
Mean Attenuation (db) |
15.4 |
26.6 |
29.3 |
40 |
34.3 |
33 |
36.5 |
Standard Deviation (db) |
3.1 |
2.2 |
1.6 |
1.5 |
2.4 |
2.3 |
1.9 |
Assumed Protection (db) |
12.3 |
24.4 |
27.7 |
38.5 |
31.9 |
30.7 |
34.6 |
- Has a built-in active-volume function that lets you hear ambient sound: conversation, machine sounds and warning signals
- Weak sounds can even be amplified, so you hear them better than you would without hearing protectors
- Sudden impulse noises at harmful levels are immediately attenuated
- The right shell has a control panel with a large LCD a display that shows your current settings
- An electronic voice tells you what settings you are adjusting, so you do not have to take off the headset to check
- Unused, the set automatically switches off after two hours to save the batteries
- An auxiliary input lets you connect a cellular phone or external com radio, regardless of the frequency
- For safety reasons, the external system has signal priority
- You can also connect a CD player or FM radio and listen to news and music
- Available as LPD 433 MHz or PMR 446 MHz.
