Burson Bang dual mono class AB power amp. Excellent amp, neutral sounding, somewhat like a 'leaner' Quad 306. This one is fitted with the V6 Classic op amps. This was bought as an ex-display unit and there is a mark on top of the case.
Burson's website and a review
£300 including insured courier to UK. Payment by PayPal friends and family or bank transfer please.