Greenlee 701K-G/6A Professional Tone and Probe Tracing Kit, Standard with ABN Test Clips Ease of operation and extremely reliable Large speaker for noisy environments Includes the 77HP-G high power tone generator and the 200EP tone probe amplifier Comes in a rugged, woven nylon carrying case Incorporates upgraded Telco-grade angled-bed-of-nails (ABN) clips for larger jobs