【SPECIFICATIONS】: Input: AC 100-240V 50-60Hz, Output: DC 9V. Cord length: 6.6 feet. US standard plug.
【COMPATIBILITY】: AC adapter for Innovative Technology ITVS-550 ITVS-550BT ITVS-550BT-RD ITVS-550BT-BR Nostalgic 3-Speed Vintage.
【FITS For】: Serene Innovations CentralAlert CA-CX Cell Phone Ringer Flasher Signaler Central Alert CACX, Serene Innovations UA and HD UA-45 HC-UA45 VE-HC-UA45 Universal Phone Amplifier RF-200 RF200 Amplified Flashing Cell Phone Ring Signaler Power.
【NOTE】: Polarity: Center positive(+). NOTE: Make sure your device is under or equal to 9v output.
【WORRY FREE】: PKPOWER offer 30-Days Hassle-free Return and 12-Months Replacement Exchange, please keep free to contact us anytime if you have any other questions.