In the $300-$400 price range I believe the Treasure Pro is the best detector made. At 8 kHz it should be a real coin magnet.
Whites TREASUREpro Highlights:
10" DD Water Proof Search Coil
16 Segment Discrimination
5 Search Modes
8 Audio Tones
8 Target ID Segments
Back Lite Display Screen
Adjustable Arm Rest
Adjustable Discrimination
Adjustable Threshold Volume
All-Metal Operation
Automatic Ground Balance with AutoTrac®
Beach Mode
Big Bold VDI numbers
Complete Versatility
Full Two-year Warranty
Lightweight Pinpoint Mode
Audio Threshold
Turn-on-and-go
Simplicity Volume Control
Weather Resistant
There are a lot of high end White's features in this machine!
JMHO

Tt