Special sound-blocking muff design eliminating environmental ambient noise up to 24 decibels

Patented radio frequency wireless: the coil

and impact protection for control box

The included carry sheath covers the serrated edge during transport

position the new handle against the housing mount

Whites 7.5" Dual Field Search Coil for TDI & TDI Pro Metal Detectors external-battery Special sound-blocking muff design eliminatingWhites 7. 5 Dual Field Search Coil. This coil is ideal for soils with predominately high magnetic susceptibility (rapid signal decay rates). Compatible with the Whites TDI and TDI Pro Metal Detectors. 7. 5" Dual Field for the White's TDI and TDI Pro. Ideal for soils with predominately high magnetic susceptibility (rapid signal decay rates) typical of North America. 7. 5" Dual Field Specifications Frequency: Pulse Size: 7. 5" Configuration: Dual Field