Project Audio Head Box S Headphone Amplifier - Head Box S - PJ35828552

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Class-leading sound quality and practical configuration in one box. Head Box S satisfies with rich colourful presentation, very close to reality. It is a perfect upgrade compared to all headphone connections, that can be found on conventional amplifiers. Input connections for Head Box S can be done from record-output of your amplifier. Because of an integrated loop-out on Head Box S, you do not loose connectivity to your recording device. High quality amplifier modules are used to guarantee best possible headphone amplification and makes hearing your favourite music a delight! Head Box S delivers natural dynamics, transparency and pure audiophile enjoyment!

>>> an audiophile bargain! <<<  


  • Audiophile headphone amplifier
  • 6,3 mm jack input on front
  • Suitable for headphones with low or high impedance
  • Full metal housing protects against interference
  • RCA stereo input
  • RCA stereo loop-out
  • Significantly better sound than standard headphone outputs from integrated amplifiers
  • DC power supply (< 1 watt standby power)
  • Best-buy award winner
  • On/Off switch on front
  • Faceplates in silver or black
Power output330 mW / 30Ohm, 60 mW /300 Ohm
Headphone connection> 30 ohms
Signal to noise95 dB (112 dB - A weighted) at full output
Frequency response30 Hz - 20 kHz/-0.05 dB (10 Hz - 120 kHz/-1 dB)
THD (IMD)0,003%
Gain11 dB
Headphone jack3-pole ¼" (6.3mm Ø) co-axial jack
Line-level output1 pair RCA / phono sockets
Outboard power supply18 V / 500 mA DC, suitable for your country's mains supply
Power consumption100 mA DC, <1 W at Stand-by
Dimensions W x H x D (D with sockets)103 x 36 x 104 (109) mm
Weight600 g without power supply

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