Extraordinary tiny, dimension: 50 × 13 × 60mm, the best choice when an audiophile goes out</br>Extraordinary functions, a wilder performance by pixels, display 2.35 inches, glass 2.5D glass</br>Bluetooth 4.0 with APT-X protocol, double-way Bluetooth transmission</br>Magic box in your palm, format supported: DSD,DFF,ISO,APE,FLAC,ALAC,WMA,AAC,OGG,MP3,WAV,AIFF</br>Extraordinary multi-functional knob, from alps, durable for 500 thousand times pressing and 100 thousand</br></br>Product Description</br></br>Shanling M1 is portable and powerfull ,with specific customized sport accessories, suppors DSD <br> playback, bluetooth 4.0 with Apt-X protocol and can be wireless headphone amplifer with <br> DAC.All thrilling features is just for your pleasure of listening .We wish you love it .Enjoy music.<br> In the history of 28 years,shanling is qualified for adopting many patented technologies and has <br> established close partnership with many leading high-end suppliers and become one of the most <br> reputable manfacturers of the industry.<br> This device is a portable high resolution music player,which supports music format of <br> MP2,MP3,WAV,WMA,APE,FLAC,AAC,ALAC,ALFF,OGG,DSF,DIFF,etc,with the highest <br> sampling rate of 192k/24bit,and bluetooth 4.0 with APT-X protocol as well.<br> <br> Parameter: <br> Size: 60mm * 50mm * 13mm. <br> Net weight: about 60g. <br> Screen: 2.35-inch TFT high-definition display (360 * 400) <br> DSD playback: support DSD64, DSD128. <br> Decoding: support to 192kHZ-24bit. <br> Bluetooth: 4.0 supports APT-X. <br> D / A conversion chip: AK4452. <br> Amp chip: MAX97220. <br> Gain selection: low gain, high gain. <br> Audio formats: APE, FLAC, ALAC, WMA, AAC, OGG, MP3, WAV, AIFF, DSF, DIFF<br> Sampling rate: 44.1kHz-192kHz. <br> Output: Headphone output (3.5 mm) <br> Output power: 35mW @ 32ohm. <br> Frequency response: 20Hz-20kHz (-0.5dB) <br> Distortion: 0.006% (A-weighting, output 500mV) <br> Signal to noise ratio:> 105dB (A-weighting) <br> Dynamic range:> 105dB. <br> Output impedance: 0.1 ohm. <br> Channel separation:> 70dB (32ohms, 1kHz) <br> Time jitter: 30ps (Typ) <br> Reference clock jitter: 200 seconds. External storage: support to 256G TF card. USB interface: <br> Type-c (USB2.0) Capacity: 950mAH lithium battery. Life time: about 9-10 hours (charging time <br> 3-4 hours) Support system: Windows XP, Windows 7, 8, 10 (32 / 64bit), MACOSX10.1 or update<br> <br>     Attached Accessories<br> User`s manual:1<br> USB to Type-C cable:1<br> Warrant card:1<br> Micro USB (OTG) to Type-C cable :1<br></br><br/>http://www.amazon.com/gp/product/B01MEHSH02