Previous part number: 8012-0019

and the CM-002 panel gives you a field-replaceable component when classification efficiency drops

Adjustable headband

5 amp Power Supply

and SD series units (SD 2200d

Minelab Koss UR-30 Headphones - 1/4" Jack for GPX & E-TRAC ace-400 Previous part number: 8012-0019The Minelab Koss UR 30 headphones give you the audio clarity needed to catch those faint whispers from deep targets that could be walking past otherwise. Key Features Clear deep target audio 100 ohm impedance matches perfectly with Minelab detectors for crisp sound reproduction Full noise isolation Over ear design blocks wind, traffic, and other detectors so you won't miss subtle tone changes Universal compatibility 1 4" jack works with GPX 5000 4800