concentric

but is also small enough to use with just one hand in tight spaces

Coil: 13in x 11in (34cm x 28cm) FMF elliptical DD

MPF stands for Multi Period Fast

XP Deus II Fast Multi-Frequency RC Metal Detector with 9" FMF Search Coil automatic-ground-balance concentricThe XP Deus II is the first fully wireless metal detector to run true simultaneous multi frequency detection, transmitting across the 4 45 kHz spectrum in real time through XP's FMF (Fast Multi Frequency) technology. The coil, remote control, and optional headphones communicate wirelessly using XP's patented radio protocol, delivering target signals to your ears without latency. This configuration ships with the 9" FMF coil, S telescopic stem, and the