Cayin HA-3A Amplifier an in vehicle mode makes

an in vehicle mode makes it a tidy car source

current limit

Specialized in clean digital output without an internal DAC stage for maximum upstream DAC performance

delivering the company's concept of True Sound

four channel fully differential

Cayin HA-3A Amplifier an in vehicle mode makesThe Cayin HA 3A is a compact transformer coupled, balanced driven vacuum tube headphone amplifier, the fourth and final piece of Cayin's transformer coupled tube amplifier lineup, bridging the gap between the HA 1A MK2 and the HA 6A. Built with the same design principles and hand wiring standards as the HA 6A and HA 300 MK3, the HA 3A packages genuine transformer coupled tube amplification into a desktop form factor roughly the size of a sheet of A4