Dual cs43198 dac chipset equipped with the same dual cirrus logic cs43198 dac chips as the xi1, the beta xi2 ensures high resolution decoding with exceptional clarity and detail, supporting a wide range of formats for a true to source listening experience'. '.strtoupper('u')pgraded amplifier architecture the beta xi2 features an enhanced amplifier stage with 4x buf634 and 2x opa1662 op amps, delivering up to 550mw 32omega'. '.strtoupper('t')his provides ample power for a wide range of headphones, ensuring dynamic headroom and distortion free performance'. '.strtoupper('j')an6418 tube output unlike conventional dongle dacs, the xi2 integrates dual jan6418 tubes, blending the warmth and musicality of analogue sound with modern digital precision'. '.strtoupper('t')he tubes are discreetly housed inside the body, with two side windows offering a subtle visual glow'. '.strtoupper('c')ompact screen and user interface maintaining the 0.87 inch oled screen and intuitive ui from the xi1, the beta xi2 allows users to monitor playback formats, volume, and settings with ease, ensuring convenience in a portable form factor'. '.strtoupper('r')efined design while similar in style to the xi1, the beta xi2 adopts a slightly longer and wider chassis to accommodate its upgraded components'. '.strtoupper('t')he design balances elegance and durability, making it a stylish yet functional portable dac solution.