ET-501 (430-0805) Specifications Faxback Doc. # 7273 Redial Capacity:...........................Up to 31 digits for Tone mode, 32 digits for Pulse mode. Power Requirements:............................................Phone Line Connector:...............U.S.O.C. Type RJ11C (or RJ11W for wall mounting) Dialing Rate:.............................10 Pulses Per Sec. (Pulse Mode) Make/Break Ratio:...............................................40% / 60% Inter-Digit Period:......................................800 Milliseconds Touch-Tone Dialing:.........................................Standard DTMF Interface:.....................................................Loop Start Ringer Type:.................................Standard Bridged Ring Signal Signal Type:.................................20-28 Hz Sine or Square Wave Ring Voltage:................................................40-130 Volts dB Rating of Amplification on Hearing Aid Setting:........................................6 to 10 dB NOTE: This phone has Continuous DTMF/Key Following. Specifications are typical; individual units might vary. Specifications are subject to change without notice. (br/ir-09/06/96)