i have a u.s.amps xt1600.4, id let go for 115 shipped,
its a great sounding amp and plenty powerful
XT-1600.4 (XT.1600.4/XT16004) Specifications:
100Wx4 @ 4ohms (Watts RMS)
200Wx4 @ 2ohms (Watts RMS)
450Wx2 @ 4ohms bridged (Watts RMS)
Dimensions: 16.5" L x 8.75" W x 2.5" H