Power-Noise Isolation.: Balanced headphone amp includes a 4.4 mm balanced headphone jack in addition to the standard 3.5 mm single-end jack. The Tone2 Pro's aluminum enclosure incorporates a hybrid digital/analog volume control knob, allowing you to rely entirely on analog signal attenuation for accurate sound reproduction. you can connect a 5V linear power supply to the second USB-C port whilst having USB-C data on the first for excellent power-noise isolation.
Compact Design: khadas dac amplifier has a bespoke design that is unique to the DAC world. Its slim aluminum enclosure accommodates many features. The size is more portable. Lightweight design, perfect for carrying in your pocket wherever life takes you, your music never stops. We also added an industry-first balanced RCA line-out. These novel RCA ports have three signal pins instead of two, yet retain the same size and form factor as regular RCA ports.
High Performance: Khadas tone2 pro up to 32bit 768KHz sample rate, Coaxial Input192KHz 24bit, bit-perfect DSD512, and -118dB THD+N, 3 Stage amplification pathway(line-out).