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Micro sized headphone amplifier

Head Box E – audiophile headphone amplifier!

When it comes to delivering high class sound through the output of modern devices such as laptops or smartphones, they all fail on their own. They don’t have enough power to reveal the true potential of today’s headphones. Head Box E has enough power to unleash highest sound quality from any headphone. It features one RCA input for a source of your choice. Front-sided are two headphone jacks, one 1/4 inch for hifi headphones and one 1/8 inch for modern head- and earphones. For shared listening experiences both outputs can be used simultaneously.

Powerful Discrete Headphone Amp Design

Its unusually high output power will deliver top quality sound and enough volume, even for those who wish to listen at loud volumes and use difficult to drive headphones! Head Box E features a rich and full sound with plenty of dynamics and transparency.

The fully discrete headphone amplifier does not use cheaper integrated chip designs. It uses fully discrete electronics in an expertly laid out circuit board design, resulting not only in fantastic power metrics with clean measurements, but also ensures a long product life-cycle as maintanance, service and repair are ensured for years and years to come.

Only the best possible components were used to create this one-of-a-kind headphone amplifier. The enclosure is fully made out of metal to protect it effectively against electromagnetic interference and vibrations, which can cause unpleasant listening experiences. The front panel and control elements are made out of beautifully machined aluminium.

Due to its low price combined with versatility, power and high quality sonics Head Box E is an absolute audiophile bargain! A new reference headphone amplifier in the budget market!

Compatible upgrade power supply: Accu Box S2, Accu Box S2 USB

Product safety information

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Output power: 665 mW (into 32 ohms)
Signal to noise ratio: -105 dBV
THD +N: < 0,005%
Gain: 11 dB
Crosstalk: 65 dB
Frequency response: 20 Hz - 80 kHz (+-0,02 dB)
Analogue inputs: 1 pair RCA/Cinch
Headphone output: 1x 6.3 mm jack, 1 x 3.5 mm jack
Output impedance (Headphone amp): <1 Ohm
Analgoue loop out: 1 pair RCA/Cinch
Power supply: 5V/0.5A DC
Standby Power Consumtion: < 0,5 W
Dimensions W x H x D: 103 x 37 x 120 mm
Weight: 390g without power supply

Pro-Ject Head Box E headphone amplifier - Black