Phelps Amp Diaphragm Elk Call

The PHELPS AMP Green is your ultimate buffet diaphragm call. It can produce just about anything you throw through it but is perfect of producing medium cows to bulls. The new design of the AMP Series really help circulate that air through the call producing killer volumes with little to no effort. You're going to love this! The AMP Diaphragms only comes in a size Medium