Feature 1 4 Inch IPS Screen: This MP3 player adopts 4 inch IPS touch screen with simple interface and CNC aluminium alloy housing, strong and durable. 2 Quad Core CPU: This digital audio player adopts Quad Core CPU and PX3SE high speed main control chip, which ensures stable and smoothing performance. 3 More Lossless Format: This HiFi MP3 player supports WAV/FLAC/APE/DSD128 lossless format, supports up to 24bit/192khz. The ESS SABRE9018Q2C DAC decoding chip is used to provide the DAP of the new sound signal. 4 BT4.0 Transmission: This digital music player adopts BT4.0 transmission, which can be connected with car stereo, desktop audio, BT speaker and BT earphone. 5 16GB RAM: This portable music player is designed with inbuilt 16GB RAM and maximum 256GB memory card expandable.Item Type: MP3 PlayerMaterial: Metal, Electronic ComponentsSupported Format: DSD64 256/FLAC/WAV/APE/WMA/MP3/OGG/MP2/M4A/DTS, CUE, pcm Coding Supports Up To 24bit/192khz Inbuilt Memory: 16GB (Software Will Occupy Part Of The Memory, The Actual Capacity Will Be Less Than This Value)Memory Card Slot: Micro Storage Card SlotEarphone Output Impedance: 32OhmsMaximum Output Voltage Of Earphone: 3.3+02vEarphone Stereo Separation: 80dbEarphone Audio Signal To Noise Ratio: 105dbEarphone Audio Distortion: 0.01%Maximum Output Voltage: 5.6+/-0.5vBT Version: BT 4.0Effective Transmission Distance: Maximum 12 Meters / 13.1ydBattery Type: Inbuilt 3800mAh Polymer Lithium Battery (Battery Included) Package List1 x MP3 Player1 x Charging Cable1 x Protective Case1 x Metal Ejection Pin1 x Memory Card1 x User Manual