MCM Electronics

USB DAC Headphone Amplifier with LCD DisplayMCM Part #: 83-13522  |  FiiO Electronics Part #: E7

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USB DAC Headphone Amplifier

Replace your PCs onboard soundcard that doesn't have enough output power for higher-end headphones with this USB external soundcard and headphone amplifier.

Product Description

    Features
  • 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
  • World’s 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**
  • 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***.

* This model supports driverless plug and play on Windows XP, Windows 2000, Vista, Windows 7, and various Mac OS.

** Full battery charge via computer USB port after 200 minutes and capable of 80 hours of continuous operation, tested under laboratory condition for evaluative purpose only.

*** Total system runtime will accumulate from the first use. It will be reset to zero after either reset button is pressed, reloading default setting, or when the battery depleted

    Specifications
  • Output Power: 150mW (16 ohm)16mW (300 ohm)
  • Headphone Impedance Range: 16 ohm ~ 300 ohm
  • SNR: ≥=95dB (A weight)on line-in; ≥100dB (A weight)on USB-in
  • Distortion: <0.009% on line-in; <0.008% on USB-in
  • Frequency Range: 10Hz ~ 100KHz
  • Power Supply: Rechargeable Li-ion battery
  • Recharging: USB 5V DC 400mA
  • Size: 3.78" x 2.17" x 0.61"
  • Weight: 3.53 oz.

Note: Due to the USB spec restriction on digital audio format. This device only support up to 48kHz / 16bits USB decoding function.

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Package Specifications & Dimensions
Weight:0.72 lbs.
Hazardous:No
Warranty:30 days
Need to Return?
Length:5 in.
Width:3.5 in.
Height:2.5 in.
Shipping Information
Extra Shipping Charge:No
Drop Ship:No
Catalog Pages
Catalog/Page:

MCM Cat 57, Page 393

MCM Cat 56, Page 367

PDF Reference

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Mfr. Info

FiiO Electronics Logo
Mfr. Name:FiiO Electronics
Mfr. Part Number:E7