OPUS #1 Digital Audio Player

Model: Opus#1 Display: 4 TFT Touch Display(480*800) CPU amp; Memory: ARM Cortex-A9 1.4GHz, Quad-Core Memory(RAM) : DDR3 1GB Button: Power, Play/Pause, FF, REW Vol+ / Vol- Supported Audio Formats: WAV, FLAC, ALAC, AIFF, WMA, DSD, MP3, OGG, APE(Normal, High, Fast) EQ amp; Effect: 10Band (T.B.D) , NORMAL/USER1/2/3 Charge amp; Data Transfer: USB Micro-B input (for charging amp; data transfer (PC amp; MAC)) Connection Mode : MTP (Media Device) Outputs: Phone (3.5mm) / Optical Out (3.5mm) / Balanced Out(2.5mm, 4-pole support) Battery: 4,000mAh/3.7V Li-Polymer/ Battery Life(Play) Time amp; Charge Time Play: Approximately 10 hours(44.1KHz 16bit, Vol.75, 32ohm, LCD off),Charge: 4 hours Memory: Built-in 32GB(OPTION:64G) External microSD: (Max 200GB) x2 Supports SDXC exFAT, NTFS Clock source/ Jitter: 50ps(Typ) OS: Android Supported OS: Windows 7,8,(32/64bit), MAC OS x 10.9 or higher Dimensions: 72mm(W) * 112mm(H) * 18mm(D) Weight: 185g Audio Performance DAC: CS4398 * 2EA(Dual DAC) Decoding: Support up to 24bit / 192KHz Bit to Bit Decoding Frequency Response: 0.02dB(Condition: 20Hz~20KHz) Unbalanced amp; Balanced / 0.3dB(Condition: 10Hz~70KHz) Unbalanced amp; Balanced Signal to Noise Ratio: 114dB @ 1KHz, Unbalanced / 115dB @ 1KHz, Balanced Crosstalk: 130dB @ 1KHz,Unbalanced / 135dB @ 1KHz, Balanced THD+N: 0.0007% @ 1KHz Output Impedance: Balanced out 2.5mm(1ohm) / PHONES 3.5mm(2ohm) Ouput Level: Unbalanced 2.1Vrms / Balanced 2.3Vrms(Condition No Load) Volume Step: 150 steps