A step up from the successful M6 digital audio player, Shanling introduces the upgraded M6 Pro with improved design and audio elements. This new version has more power, more connections and more sleek design. Armed with Hi-Res Audio and Hi-Res Wireless Audio certification the M6 Pro audio player takes its place at the top of Shanling's Hi-Res audio player line-up. Shanling has upgraded the dual DACs to the premium AKM AK4497EQ DAC. With this new generation of DAC, Shanling is able to push the sound quality of M6 Pro significantly above all other previous creations. Together with the exclusively designed fully balanced four-channel amplifier circuit, the M6 Pro provides an even more powerful output while achieving superior measurements and better-sounding music. The powerful design of the Shanling M6 Pro includes an Octa-core Qualcomm Snapdragon 430 CPU, combined with 4G RAM and 32G ROM, to assure swift and lag-free system performance. To make sure there is enough space for your portable music the M6 Pro supports microSD cards up to 2TB.