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- Boost talk battery voltage up to 48VDC
- Boost talk battery loop current up to 26mA
- Power LED also displays activity
The TBB-1B will boost talk battery voltage up to 48VDC, and current up to 26mA on single analog line extensions behind PABX's and electronic key systems. This is helpful for powering line powered devices such as touch tone dialers and emergency phones on low voltage and/or low loop current extensions.
When the TBB-1B is being used, the power LED lights extra bright to show activity. The TBB-1B is not compatible with Pulse/Rotary dialing.
- Boost talk battery voltage up to 48VDC
- Boost talk battery loop current up to 26mA
- Power LED also displays activity
- Passes original ringing through to the device
- Passes caller ID data
- Passes hook switch flash
- Passes CPC signals
- Power adapter included
Shipping
Free US shipping on orders over $200. Orders under $200 ship at the rate shown at checkout. Oversized items ship by freight; we confirm the quote with you first.
Shipping policyReturns
Return within 30 days of delivery. Opened items may carry an open-box fee of up to 30%, set by our QA team on inspection. Return shipping is paid by the customer.
Start a returnDamaged or wrong item?
Tell us within 3 days of delivery with photos and we'll make it right, with no fee.
Contact usViking warranty
This product is covered by the manufacturer's warranty. We help you with the claim from start to finish.
Warranty detailsSupport from real people
Setup questions, compatibility, firmware: chat with a specialist or email info@silarius.com, Monday to Friday, 8am to 4pm ET.
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