Home / Keyboard / Amplification / Behringer Ultratone K900FX – 90W 12″ Keyboard Amp Behringer Ultratone K900FX – 90W 12″ Keyboard AmpGHS3,120.00 90-watt, 3-channel Mixing Keyboard Amp with 12″ Woofer and 1″ Tweeter Behringer Ultratone K900FX - 90W 12" Keyboard Amp quantity Add to cart SKU: BEHK900FX Category: Amplification Product ID: 4008