The industry leader in wire and cable identification, introduces its newest series of professional grade tone and probe products. The only thing missing is complexity. The new 77GX Tone Generator incorporates a host of features including microprocessor controlled circuitry for increased reliability, three selectable tone outputs for multiple line identification, two-line polarity indication for fast outlet checks and selectable power outputs for use on open or shorted pairs. The new 200GX Inductive Amplifier features a simple, one-button operation and comfortable, ergonomic design. The adjustable volume control, LED visual signal strength indication, and powerful speaker make the 200GX ideal for noisy environments. To provide a single solution for the professional, Tempo has developed the 711K - Professional Tone and Probe Kit