Pro-Ject Head Box S
Pro-Ject Head Box S
Pro-Ject Head Box S

Pro-Ject Head Box S

Regular price
Sale price

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 lose 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!



  • 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


Technical Specifications

Power output

330 mW / 30Ohm, 60 mW /300 Ohm
Headphone connection > 30 ohms
Signal to noise 95 dB (112 dB - A weighted) at full output
Frequency response 30 Hz - 20 kHz/-0.05 dB (10 Hz - 120 kHz/-1 dB)
THD (IMD) 0,003%
Gain 11 dB
Headphone jack 3-pole ¼" (6.3mm Ø) co-axial jack
Line-level output 1 pair RCA / phono sockets
Outboard power supply 18 V / 500 mA DC, suitable for your country's mains supply
Power consumption 100 mA DC, <1 W at Stand-by
Dimensions W x H x D (D with sockets) 103 x 36 x 104 (109) mm
Weight 600 g without power supply