Features:
Class A/AB operation. 
Bridge capability to be monobloc
Balanced inputs with discrete circuits and XLR connectors.
DC Servo circuits.
Overload/Over Temperature Protection.
Gold-plated RCA input jacks and Heavy-duty 24k gold-plated speaker binding posts.
The 4mm thickness of the aluminum chassis to effective to blocks EMI/RFI interference.
The full-metal body realizes both vibration control and elegant style in an A4-size body that enables placement on a desktop to be a PC HIFI system or to be a small stereo system.