FiiO KA2

Overview

The FiiO KA2 is an ultra-compact portable USB DAC and balanced headphone amplifier equipped with dual Cirrus Logic CS43131 DACs and a 4.4 mm balanced output.

Designed for high-resolution mobile listening, the KA2 combines two CS43131 MasterHIFI DAC chips in a true balanced circuit, delivering up to 153 mW @ 32 Ohms of clean output power. Its compact all-metal unibody chassis features a multi-color RGB ring indicator displaying active sampling rates, with support for the FiiO Control app for customizable digital audio filters.

Key specifications

• Dual Cirrus Logic CS43131 high-performance MasterHIFI DAC chips in balanced architecture
• Dedicated 4.4 mm Pentaconn balanced headphone output delivering up to 153 mW @ 32 Ohms
• Supports high-resolution decoding up to 32-bit/384 kHz PCM and Native DSD256
• Multi-color RGB status ring indicator displaying active audio sample rate
• Full aluminum alloy all-metal unibody construction with rugged strain-relieved cable
• Available in dedicated USB Type-C and Apple Lightning configurations
• Compatible with FiiO Control mobile app for digital filter selection and channel balancing