The Fluke TS19 features DataSafe, Tone or Pulse operation, Talk/Monitor capabilities and last number redial. This TS19 test set comes with banana jacks to alligator clips. The Fluke Networks TS19 Test Set combines all the essential test set features at an affordable price. This test set was specifically designed for in-house telecom technicians. Its high impedance monitor prevents accidental disruption of service from clipping onto a data line while in monitor mode, thus ensuring the integrity of critical data lines. Features such as tone (DTMF) or pulse operation, talk/monitor capabilities, polarity test button and last number redial make this test set the perfect combination of features and price.