Pro-Ject Head Box S2 Micro Headphone Amplifier – Pro-Ject

The Head Box S2 Micro delivers 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 S2 has enough power to unleash the 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. Its 725mW output power will deliver top quality sound and enough volume, even for those who wish to listen at loud volumes! Head Box S2 features a rich and full sound with plenty of dynamics and transparency.

Only the best possible components were used to create this one-of-a-kind headphone amplifier. The enclosure is fully made of aluminum for highest aesthetics and to protect it effectively against electromagnetic interference and vibrations, which can cause unpleasant listening experiences.

Features:

• Suitable for demanding headphones
• 6.35mm and 3.5mm headphone output
• Bypass RCA loop output for additional amplifier
• Superior low distortion
• Low noise components for ultimate sound performance
• Small footprint
• Both outputs usable simultaneously
• Aluminium/metal sandwich casing protects against vibrations and electromagnetic interference
• Available in silver or black

Specs

• Output power: 725mW (into 32ohms)
• Signal to noise ratio: -110 dBV
• THD +N: 0.002%
• Gain: 11 dB
• Crosstalk: 68 dB
• Frequency response: 20 Hz – 80 kHz (+-0,02 dB)
• Analogue inputs: 1 pair RCA/Cinch
• Headphone output: 1 x 6.3 mm jack, 1 x 3.5 mm jack
• Output impedance (Headphone amp): <1Ohm
• Analogue loop out: 1 pair RCA/Cinch
• Power supply: 5V/0.5A DC
• Standby Power Consumption: < 0,1 W
• Dimensions W x H x D: 103 x 37 x 120 mm
• Weight: 365g without power supply

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