| Power Source |
Wired AC connection to in-home mechanical or digital doorbell chime, 16-36VAC, 10VA or 12V DC with an AMP rate of 0.5 to 1.0 |
| Voltage |
120/130VAC or 220/230VAC |
|
Transformer Range |
16-36 VAC, 8-15 VA |
|
Low Voltage Transformer (UK/EU) |
8-36VAC, 1 AMP, 8-15 VA |
|
Environmental Operating Temperature |
-30○ F to 140○ F (-34○ C to 60○ C) |