Shanling M0 Portable Lossless Digital Audio Player & DAC Shanling is on a quest to create the ultimate portable audio player and with the newest addition to their lossless portable range. With the M0 they are right on track. With Hi-Res audio certification, tiny size and Bluetooth wireless capability the M0 digital audio player represents the pinnacle of portable, high-fidelity listening. Pushing the limits of technology the Shanling M0 incorporates everything required of a Hi-Res portable player, with the size of a wristwatch. It has the capability to hold SD cards with up to 512GB and features a high-definition touch screen developed by LG. It also has a newly developed side-wheel design that offers precise control with higher durability. The core of the M0 comprises a multi-layered Microvia HDI high-density PCB board. Compared to ordinary PCB boards it provides better electrical performance and helps avoid signal interference in the circuit. These design elements allowed Shanling to make the M0 smaller while pushing its performance to higher levels.