There aren't many accessories that you'll need to complete your experience. $300 for the PS3, $44 for a Bluetooth headset, and $45 for a second controller. $389 before tax overall.
One should spend around $230 - $300 on the ps3 and not around 600 dollars anymore. Accessories include: controller at $60 each, head-set at $80, and webcam at $40.