Viking Electronics Loud Ringing Over Paging Amplifier VK-K-600F

• Powered by ring signal ? no external power supply
• required
• Provides tone over existing paging amplifiers
• Terminals for automatic switching between paging audio and warble tone
• Auxiliary relay contacts provided
• Connects directly to ringing analog PABX/KSU stations with RJ11 or terminals
• Floating 600 ohm audio output
• LED indication of unit activation