Viking Electronics 4 Line Ring Booster and Shaper VK-RG-204

• Boost ringing on FXS ports or IP phone system analog ports that are weak or fail
• Boost ring power on analog PABX/KSU stations that are weak or fail
• Reshapes troublesome distorted ringing signals
• True Sine wave ring signal output
• Boosts ring to 4 REN
• Caller ID compatible
• Easy RJ-21X installation
• Compatible with distinctive ringing services
• Will not affect normal line operation
• Reshapes troublesome square wave ringing
• Fax and modem compatible
• Not compatible with pulse dialing