Description by
Booklars: The Amplified Telephone Ringer is designed to be used on the general telephone system (and on exchange systems) which use ringer voltages of 35-140 VAC, 20-50 Hz. It has an extremely powerful ring, flashing light which provides a visual ring signal and adjustable ring volume and characteristics.
Included in the kit are: Telephone Cable (6' ), Telephone Y-Adapter, Wall Mounting Hardware and Owner' s Manual. Made by Bellman AB, Sweden. * U. S. distribution by Williams Sound Corp. * Manufactured in China. SPECIFICATIONS -- Frequency Range -- 500Hz - 1.3 kHz, 4 Step Adjustable Max Volume -- 95dB, 4 Step Adjustable Tone Pulse Interval -- 4 Step Adjustable Modular jack -- USOC RJ-11 Audio Output -- 1 x 3.5 mm Battery -- 4 x AA Batteries Dimensions -- (WxDxH) 6.1 x 3.5 x 1.25" (155 x 90 x 32mm) Weight -- 7.1 oz (300g) (with batteries)