and 20 kHz

Super-D Coil Technology: The GPZ 7000 features a central transmit winding and two outer receive windings

This cover is essential for protecting the search coil from dirt

at less than 3 pounds

Pre-Owned - XP Deus II Bone Conduction Headphones - Waterproof to 65 feet Audio Cables and 20 kHzPre Owned XP Deus II Bone Conduction Headphones Waterproof to 65 feet in great condition and in original packaging XP is proud to present the first bone conduction headphone designed for metal detecting. Using ordinary waterproof headphones underwater, the ear fills with water and hearing is often lessened. BH 01 sits in front of the ears on the cheekbone and transmits sound to the inner ear directly through vibrations applied to the bones, without