khadas Tone2 Pro- Portable Balanced DAC Headphone Amplifier for Android, iPhone with USB Input Only/Outputs: 3.5mm Unbalanced / 4.4mm MQA Decoder

Amaze Listening Experience:Khadas tone2 pro come with MQA decoding support The onboard XMOS XU216 processor enables bit-perfect, hardware-native, USB class II, asynchronous "unfolding" of MQA data for both web streaming and local high fidelity audio playback, enabling future-proof "original master quality" audio reproduction just as the artist intended, but at reasonable file sizes and streaming bandwidth requirements. Powerful Amplifier:Portable DAC with ESS ES9038Q2M DAC has been paired with four powerful OPA1612 operational amplifiers, and three buffer amplifiers. This 3-stage amplification pathway enables Tone2 Pro to drive a wide-range of demanding audiophile-grade headphones with impedances of up to 150 ohms. 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). Patented Balanced RCA: Khadas Balanced RCA is a new connector standard designed by Khadas with a 3-pin audio interface (positive / negative / ground). All metal contacts are gold-plated. Using a Khadas "Balanced RCA Male to XLR-3 Male Hi-Fi Audio Cable", Tone2 Pro is able to output balanced audio to legacy XLR-3 equipment. External Bluetooth, Module Wireless in Second：BT Magic - a dedicated Bluetooth module developed for the Tone2 series which supports AAC / SBC / LDAC / aptX / aptX HD / aptX low latency and other common Bluetooth encoding formats. Tone2 Pro becomes wireless just in seconds with BT Magic, enjoy a wireless music experience.