Cayin HA-6A Mk2: High-Power Single-Ended Class A Headphone Tube Amplifier

The Cayin HA-6A Mk2 is a fully analog Class A single-ended tube headphone amplifier with external vacuum tube power supply.

It features output power of up to 4.5 W per channel, supporting headphones with impedance from 8 to 600 Ohms.

Equipped with KT88 output tubes, it offers switchable modes: ultralinear for dynamics and triode for musicality.