Power supply mode : Built-in rechargeable lithium battery.
Demo Unit Available
USB audio decoding and output for PC, functioning as a high quality external USB soundcard
Texas Instruments PCM2706 serves as USB receiver. For better sound quality, a Wolfson WM8740 serves as digital-to-analog convertor (DAC), pairing with a high performance operational amplifier from ADI for the DAC circuit;
Build-in headphone amplifier utilizing AD8692 and Texas Instruments TPA6130A as pre- and power-amp for high performance, good resolution, low distortion, and powerful output;
Standard 3.5mm stereo line-in jack for portable amplification with conventional audio source;
Dual 3.5mm headphone output jack. Convenient design makes it easy to share music between two listeners;
Worlds first portable headphone amplifier with dual colors OLED display;
Easy to use digital volume control function with great precision and channel balance;
Build-in EQ for 3 levels of Bass Boost;
Build-in rechargeable 1050 mAH Li-ion battery for 80 hours of continuous operation
Specialized dock for connecting E9 to experience an even higher performance
Quality anodized aluminum satin finish case design, small and compact, ideal to be wrapped together with digital audio player;
User selectable USB charging function to help prolong battery lifespan and lower distortion from power supply circuit;
User definable startup volume memory and maximum volume limiter to protect user from hearing damage due to loud volume
Automatic keylock feature
User definable sleep timer function and total runtime display
Signal to Noise Ratio :
[INDENT]e95 dB (A Weight) on line-in
e100dB (A weight)on USB-in
[INDENT]0.009% on line-in
0.008% on line-in
Frequency Response: 10 Hz - 100 kHz
Suitable Headphone Impedance: 16 ohms - 300 ohms
Recharging: USB 5V DC 400mA
Power Supply: Rechargeable Li-ion battery
Note: Due to the USB spec restriction on digital audio format. This device only support up to 48kHz / 16bits USB decoding function.
Demo Unit Available
Small size, easy to carry
Built-in high-performance lithium battery, standard BL-5B model, convenient to replace.
High efficiency and low noise power boost, precision separate pressure for dual-supply, satisfy large dynamic signal.
Heavy current three channels amplified circuit, effective to lower the output impedance.
Volume control use the closed APLS potentiometer, ensure the low noise and good channel balance.
Three levels bass boot, can meet different needs of the sound.
Two levels gain option, suitable for using with different phones.
Two levels working voltage option, satisfy different needs of the trends (hidden design)
Auto-lock protective circuit, will cut off automatically when abnormal cases happened to protect the headset and your hearing.
Charge priority function: This machine will stop working immediately when charge it, meanwhile, red light is on and blue one off. When the battery has been charged completely, please unplug the external source, this machine begin to work again, at the same time, the red light off, blue light on.