Viking TBB-1A 40V DC Boost Talk Battery and Loop Current to Line Powered Devices (Discontinued)

Boost Talk Battery and Loop Current will boost talk battery voltage up to 40 VDC and loop current up to 26mA on single analog line extensions behind PABX’s and electronic key systems. See replacement Model # TBB-1B Features: Modular connections for easy installation Boost talk battery voltage up to 40 VDC Boost 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 Compatible with touch tone dialing UL listed power adapter provided Run line powered devices such as handsfree phones, touch tone hot-line dialers, digital announcers, etc. Increase maximum loop length on analog PABX/KSU stations Use with wireless doorbox devices Note: Not compatible with pulse/rotary dialing. $71.24

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