How much does this cost to the nearest dollar?

Behringer ULTRACOUSTIC ACX450 45 Watt 2 Channel Acoustic Instrument Amplifier with Dual FX and FBQ Feedback Detection
Product Description BEHRINGER ULTRACOUSTIC ACX450 True Analog Modeling 2 x Stereo Guitar Amplifier with 2 Independent Channels, each Featuring 27 Modeled Sounds, FX Processor, Tuner and MIDI Control. Powerful 2 x guitar amplifier with authentic V-TONE Analog Modeling. 2 original heavy-duty 12 BUGERA guitar speakers for classic sound. Authentic V-TONE Analog Modeling for 3 classic guitar amps, 3 speaker simulation models plus 3 gain modeled sounds individually selectable per channel. 2 independent, full-featured modeling channels offering everything you need from clean to crunch to super-fat distortion sounds.

Price is $639.00

Price: $639