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Original Gray Ghost headphones are designed for professional search of money and jewels, the researcher recommended that claims the best response audio headphones. Gray Ghost headphones are very sensitive and able to show very weak signals. Study impact composite material with excellent isolation from outside noise, allowing to detect even the weakest signal response and far. Complete potentiometer to control volume and a switch that blocks the sound through headphones, great for use during the search with the pinpointer manual. The potentiometer has the volume to "click", always to find the right audio setting, pin 3.5 mm with 90 ° tilt, fits all the metal detectors.
- Special patented design
- Potentiometer to control volume
- Ear soft and very comfortable
- Adjustable headband without using screws, no rust future
- Speakers designed for maximum sensitivity, efficiency and durable, with high quality audio response
- Diverter block audio circuit, useful when searching with pinpointer hand, or just hear more noise coming from outside the headphones.
- Acoustic shock protection
- Isolation from outside noise to 24 decibels
- Audio response 200 - 3200 Hz
- Sensitivity 72 dB @ 1kHz min.
- Impedance 150 ohms nominal