- Line powered
- Modular or punch-down installable
- One and two line devices
- Compatible with analog lines with 12V DC or higher talk battery
- Transparent operation Viking Electronics Viking Exclusion DeviceViking Exclusion DeviceTG-1 Ensure the integrity of voice or data communication on shared lines by preventing equippedphones or data devices from barging into an established communication linkor eavesdropping on a conversation. Installs on tip or ring.
This product ships in approximately 1 days