500W @ 4 ohms. under 5lbs.
I'm the original owner, comes in original box with manual / receipt / warranty card (unregistered). In excellent condition, one small nick at top right of face. Only visible from top, close up, shown in interests of full disclosure.
$500 shipped in lower 48. Paypal/money order. No trades please, no international shipping.
full details here: http://www.markbass.it/product_detail.php?id=207