Compare VRDK4 with VRDK20 (2)
| Contact manufacturer | Contact manufacturer | |
| Type of Kit/ System |
Audio Only
|
Audio Only
|
| Mount Type |
Flush Mount
|
Flush Mount
|
| No of Entrances |
1
|
1
|
| Door Release Type |
No release
|
No release
|
| No of Call Buttons on Panel |
4
|
20
|
| No of Handsets/ Phones |
4
|
20
|
| Panel Material |
Stainless steel
|
Stainless steel
|
| Door/ Phone Ratio |
1:4
|
1:20
|
| Telephone Mount Type |
Wall Mount
|
Wall Mount
|
| Protection |
Vandal Resistant
|
Vandal Resistant
|
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