XS03 HiFi Lossless MP3 Player Dual AK4493 DAC Decoder Portable Audio MP3 Player

XS03 HiFi Lossless MP3 Player Dual AK4493 DAC Decoder Portable Audio MP3 Player

Features:
1.Upgraded Dual AK4493EQ: It delivers original sound information and ensures stereo separation for better sound field

2.THS4151 + OPA1612 + 8pcs tubes for real-time full class A analog balanced output which is compatible with headphone

3.Comprehensive Audio Formats Supported:
  - DSD & DFF (DSD): DSD 64, DSD128, DSD256; Sampling: 2.8224-11.2M;
  - FLAC: Sampling 8-192KHZ; Bit Rate: 16-24bit; Compression mode supports L0-10 levels;
  - APE: Sampling: 8-192KHZ, Bit Rate: 16-24bit; Compression mode supports fast, normal, high levels;
  - WAV/PCM: Sampling: 8-192KHZ; Bit Rate: 8-32bit;
  - AIFF: Sampling 8-192KHZ; Bit Rate: 16-32bit;
  - ALAC: Sampling 8-192KHZ; Bit Rate:16-24bit;
  - IMA/MS-ADPCM: Sampling 8-48KHZ; Code Rate: 8-384Kb/s; Bit Rate: 16bit;
  - MP1-MP3: Sampling 8-48KHZ; Code Rate: 8-320Kb/s; Bit Rate: 16bit;
  - AAC: Sampling 8-48KHZ; Bit Rate: 8-320Kb/s; Bit Rate: 16bit; Compression mode supports LC level
  - OGG: Sampling 8-48KHZ; Code Rate: 8-320Kb/s; Bit Rate: 16bit; Support for Flood type;
  - CUE: Support ape, flac, wav track; List supports a single album track; use cue and the entire track file when using;

4.Support USB DAC (Not for Android smartphones)

5.TF card supports up to 256GB (theoretically supports 512GB), supports EXFAT and FAT32 file system; (It fits for Samsung and reading over 100MB/s memory card. Memory card is not included.)

6.New Functions: Automatic shutdown, sleep shutdown customization, 3 Favorites, built-in EQ or custom 7 equalization (8HZ-16KHZ), return key customization (long press to turn the screen off, change songs or back to the main menu), supporting files cycle, car mode, random algorithm, multi-level directory, 9999 songs management, etc. Pressional audio processing DSP chip out-rivals STMF4 and STMF7.

7.Built-in 4000mA electricity ensures 9-hour playing time and comprehensive tests.
(Actual test in 16bit wav, when screen is off, it last for over 9 hours. Its duration times varies according to different audio formats. In DSD mode, the using time is the shortest.

8.It can be used in your vehicles. Just connect it to aux mode. It automatically plays music when you car starts. And it turns off automatically when your car stops working.

Basic Parameters:
- 16ohm 50-level volume, balanced 390mw, single-ended about 340mw
- 32ohm 50-level volume, balanced 330mw, single-ended about 270mw
- 150 ohm 50-level volume, balanced 200 mw, single-ended about 170mw
- SNR: Single-ended 112db, balanced end is 117db
- THD+: Single-ended 0.0009%, balanced end 0.0008%
- Dimensions: About 9.3 x 5.8 x 2cm (L*W*H)
- Optional Colors: Gray, Black
- Weight: 150g

Package Included:
- 1 x HiFi MP3 Player
- 1 x Data Cable
- 1 x Storage Box
- 1 x Waterproof Bag

Download Firmware Here:
https://pan.baidu.com/s/1c2Ve2uMnWtJhg2Y1YFF0Sw
 Password: 3e62

Note:
- Optional Color: Gray, Black. Please tell us the color you want when purchasing. Thank you!  
- Memory card is not included in this package.
- It is not recommended to replace its original op amp. For DIY purposes, we have reserved pluggable socket for op amp.