1. | Tempo Telephone DSTS2 User Guide DSTS2 with DSP OPERATING INSTRUCTIONS FEATURES AND SPECIFICATIONS Tone Dialling level 5 to 11 dBm lOOmsecs min duration lt 1 5 freq error Pulse dialling 10 pps 63 break 5 Last Number Redial with gt 5 minutes off line memory Timed Break Recall 100ms Loop start or Ground start lines Ground start button Ground pick up via third wire in line cord Sounder warble tone on hook Monitor Polarity test lt 10mA Red and Green LED s Long line operati |