- Viking Electronics battery booster and current looper to line powered devices- 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 - Boost talk battery voltage up to 40VDC- 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- Compatible with touch tone dialing- Note Not compatible with pulse rotary dialing- Power 120VAC 12V DC 500mA UL listed adapter provided- Dimensions 76mm x 112mm x 36mm 3 0 x 4 4 x 1 4 - Shipping Weight 0 68 kg 1 5 lbs - Environmental 0 C to 32 C 32 F to 90 F with 5 to 95 non-condensing humidity- Loop Current to Device 26mA nominal - Talk Battery Output 40V DC nominal - Connections 4 screw terminals
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