Updated 7 May 2026
| Brand | Behringer |
| Category | Musical Instruments |
| Available at | 1 UK stores |
| 90-day avg | £220.50 |
Behringer
Behringer K900FX Ultratone Keyboard Amp
£240.49Hold
Cheapest at Gear4music · 1 store
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PRICE HISTORY
Current
£243
Change
+2.6%
Avg
£243
Low
£229
High
£254
Volatility
2.1%
PRODUCT DESCRIPTION
- Features Ultra-flexible 90-watt 3-channel PA system Ideal for keyboard & vocals Powerful 12-inch Bugera woofer & custom-made 1 driver Integrated digital FX processor with 100 presets including reverb chorus flanger delay pitch shifter & more Revolutionary FBQ feedback system Full 3-channel operation with separate volume & FX Send per channel Additional XLR mic input on channel 1 Dedicated 5-band graphic EQ Line output for direct connection to mixing consoles Main section with FX return level & master volume CD input Separate headphone output Integrated 35-mm pole socket Specifications Power Amplifier Output: 90 Watts Loudspeaker Type: 12 Bugera&trade
- Woofer and Custom-Made 1 Driver Loudspeaker Impedance: 4&ohm
- Sampling Rate: 40kHz Digital Effects Processor: 24-Bit Sigma-Delta 64/128-Times Oversampling Power Consumption: 150 Watts Dimensions: 429mm x 492mm x 299mm Weight: 18.8kg / 41.45lbs Audio Inputs Line Input 1 - 4: 1/4 TS Connector Impedance: Approx. 30k&ohm
- Balanced Stereo Link Input: 1/4 TS Connector Impedance: Approx. 20k&ohm
- Unbalanced CD/Aux Input: RCA Connector Impedance: Approx. 20k&ohm
- Unbalanced Mic Input 1: XLR Connector Impedance: Approx. 2k&ohm
- Balanced Audio Outputs Headphones: 1/4 TRS Connector Line Output: 1/4 TS and XLR Connectors Impedance: 1/4 TS Approx. 150&ohm
- Unbalanced / XLR Approx. 300&ohm
- Balanced Stereo Link Output: 1/4 TS Connector Impedance: Approx. 150&ohm
- Unbalanced Sub Output: 1/4 TS Connector Impedance: Approx. 150&ohm
- Unbalanced Equaliser Type: Graphic EQ with FBQ Feedback Detection Frequency Range: 63Hz/250Hz/1kHz/3.5kHz/12kHz Bandwidth: 2/3-Octave Control Range: +12dB to -12dB