For a standard domestic application we offer a complete system that includes all the necessary parts to complete an installation. Model BT1 interface unit Model SPA1 one button surface panel Model 61 speech unit Model 340C 12V DC power supply Model 203 surface lock release
| Make | Bell Systems |
|---|---|
| Manufacturer | Bell System (Telephones) Limited |
| Model code | BT901 |
| Type of Kit/ System | Audio Only |
| Mount Type | Wall Mount |
| Electrical Specifications | Voltage: 12 V DC |
| Additional info |
For a standard domestic application we offer a complete system that includes all the necessary parts to complete an installation.
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