System 411 (430-0456A) Specifications Faxback Doc. # 7411 Telephone Pulse Dialing Rate:.................................................10 pps Make/Break Ratio:......................................................60% Inter-Digit Pause:..................................................850 ms Redial Memory Capacity:..........................................31 Digits Tone Dialing:................................................Standard DTMF Telephone Connector:...................Modular Connector (USOC type RJ-14) Intercom Reception RF Frequency:..................................................320/390 kHz Signal-to-Noise Ratio:......................................Handset: 40 dB At 10 mV input Speaker: 53 dBN Power Output:...............................................Handset: 20 mW at 10 mV input Speaker: 70 mW Transmission RF Frequency:..................................................320/390 kHz RF output voltage:..................................................100 mV General Power Supply:....................................AC Adapter (AC 120V/DC 9V 9 Battery Accessories:...................................................Screwdriver AC Adapter Two Phone Line Cords with RJ 14 Plugs Dimensions:...........................4 1/4 x 7 3/16 x 9 1/16 Inches (HWD) (108 mm x 182 mm x 230 mm) Weight:.................................................2 lbs 2 oz (960 g) Operating parameters The following information might help you answer questions from your phone company. Interface:......................................................Loop Start Ringer:............................................Standard Bridged Ringer 20-60 Hz Sine or Square Wave 40-105 Volts Ring Signal Current:.......................................6-15VDC (Off-Hook)/20-70 mA Resistance:............................6 Mohm (On-Hook)/300 ohm (Off-Hook) (LB/all-08/23/94)