A great headphone for any serious prospector or treasure hunter, the Gray Ghost NDT headphones have some seriously good speakers also featuring a volume adjustment all in a robust package.
Back up cable.
- High-quality locking connector system
- Dual rotary volume control with “stay put” segmented “click” positioning.
- Selector switch for metal detector compatibility with all single-output metal detectors without adapters.
- Heavy-duty muff-to-muff connection cable.
- Heavy-duty coil cable with two 1/8? stereo connectors.
- Gray Ghost NDT Cable Plug Choices
- Compact carry and storage fold-able design.
- Less reflective muff color
- Heavy-duty polymer muffs with full-ear surround, soft comfortable cushions.
- Adjustable padded headband… no screws, no wire frame, no rust!
- Speakers designed for maximum sensitivity, efficiency, durability, and signal quality.
- No limiting circuitry for loud wide-open signaling.
- Special sound-blocking muff design eliminating environmental ambient noise up to 24 decibels.
- Impedance: 150 ohms nominal.