Shots from Justin of the GS-X MK2 in various states of undress (from GS-X thread):

These are Justin's specs on his site, but I don't know if its still from MK1 or from the MK2:

Device Type |
Solid State (JFET, Bi-Polar Transistors) |

Class of Operation |
Pure Class A |

Frequency Response |
5Hz-50KHz +/-0.1dB |

Signal-to-Noise Ratio |
>100dB |

Total Harmonic Distortion |
<0.006% |

Stereo Crosstalk |
>85dB @ 1KHz |

Gain |
1x / 0dB, 3x / 9dB and 8x / 18dB |

Input Impedance |
50K ohms |

Output Impedance |
less than 1 ohm |

Output Voltage |
15Vpp (single ended), 30Vpp (balanced) |

Output Power |
1 Watt (single ended), 2 Watts (balanced) |

Inputs |
1 XLR input, 1 RCA input |

Outputs |
2 1/4" headphone outputs, 1 balanced XLR headphone output, 1 XLR pre-out, 1 RCA pre-out, 1 XLR loop out, 1 RCA loop out |

Operating Voltage |
100-120VAC or 220-240VAC |

Power Consumption |
15 Watts |

Chassis Dimensions |
14.5 (L) x 9.0 (W) x 5.0 (H) inches |

Weight |
12lb / 5.4kg |