Brief

 

1 MINI USB interface:connect with USB and charging.
2 Dock connector : Specialized dock for E9&L7.
3 AUX input: External analog audio signal input
4 LO BYPASS: DOCK Line Out sound switch( only valid when connecting with DOCK)
5 Coaxial/Optical input: Receive PCM digital audio signal
6 Headphone output jack : Suitable for headphone with 3.5mm stereo plug.
7 OLED screen: Demonstrate kinds of information of working and settings
8 Power/Exit: Short press to turn on, long press for 3nds to turn off. When in system menu, press to exit from current menu and return to previous one.LED screen: Blue indicates startup, red indicates   charging, blue & red indicates startup and charging simultaneously.
9 Up / Volume “+” : For increasing the volume or selecting the previous/upper  10 Down / Volume “-“ : For decreasing the volume or selecting the next/lower item within the system menu.

 

 

E17 USB DAC Headphone Amplifier

Specification

 

● Output Power: >250mW (16Ω Loaded ); >30mW (300Ω Loaded)
Headphone Impedance Range: 16 Ω ~ 300 Ω
SNR:≥109dB(A weight)[AMP];≥104dB(A weight)[DAC]
Distortion:<0.001%(10mW)(AMP);<0.007%(10mW)(DAC)
Support sampling rate(Max):96K/24bit [USB] ; 192K/24bit [SPDIF]
Frequency response:10Hz~100KHz[AMP]; 10Hz~20KHz[DAC]
Battery capacity, charging time and using time:1500Mah/3.5H/15H[AUX]; 1500Mah/3.5H/15H[SPDIF]
Size: 96mm x 55mm x 15.2mm
Weight: 112g

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    Standard MINI USB Interface: connect with PC to make digital audio transfer possible and make battery charge possible 
    3.5mm two-channel Headphone Output: suitable for various headphones with 16Ω~300Ω
    3.5mm SPDIF input connector: connect with high-definition player and receive PCM signal
    3.5mm Line In interface:  connect with audio output LO&PO of audio players.
    18 Pin multifunctional interface: to make audio and data transfer possible in conjunction with L7 and E9.
    work indicator: indicate power on/off and charging status
    high-brightness of  OLED dot matrix screen: display kinds of working and setting information
    built-in high capacity chargeable Li-ion battery whose use time can reach 15H.
    Meet listening need by adjusting GAIN , BASS, TREBLE or BALANCE.