The DSX4240 is a Class D amplifier with 240W / 8 Ohm / channel.

Balanced XLR or unbalanced RCA inputs.
Input selector ( XLR or RCA)
Mono/ stereo switch
link switch from the Channel 1
Bridge mode.

Security Systems
In- and Out transient oppression
Input overload protection
High frequency interference oppression
Shortstop protection: - dissipation power - leveling, - electricity leveling
s Speaker protection of output power and low frequencies.

Data sheet: PDF..