ss amps with variable input sensitivity


What are some ss amps with variable input sensitivity and good bass?
thanks
KP
killerpiglet
...sencitivity is the value that you can input for the desirable output.
Usually in specs the input sencitivity is the voltage you need to throw in order to get the maximum output power.
parasound hca 1206 and hca 1205 both have output pots on the rear of the chassis for each channel