More Details - Laird Phantom Elite Cell/PCS Antenna ETRAB821/18503
The Phantom Elite dual band cellular/PCS low visibility antenna is a true
field diversity design antenna with a wide bandwidth and low radiation
pattern for superior results. Exterior is made of the highest grade ABS
plastic suitable for inside or outside use. A 3.125" diameter ground plane
is required at cellular frequencies and 2" at PCS.