Kuang Pai Plus 4: Portable DAC/headphone amplifier with 3 headphone outputs

Kuang Pai Plus 4 is a portable DAC/headphone amplifier based on two CS43198 chips. Notable for the presence of 3 headphone outputs – 2.5mm + 3.5mm + 4.4mm.

Dual Cirrus Logic CS43198
DACs Dual CS43198 DAC decoders are specifically selected to create a 4-channel fully differential balanced output with superior resolution and control, as well as enhanced tuning, to provide you with unparalleled listening pleasure.

Dual RT6863 Amplifiers
The design uses two RT6863 operational amplifier ICs with excellent noise immunity and four-channel driving capability, and a carefully selected ultra-low noise independent power supply IC for independent power supply to provide high output power. Meanwhile, the high gain mode 6VRMS@0dB, single-ended 150mW@32ohm and balanced 320mW@32ohm output power can easily handle any high-impedance headphones.