Check the listing for details. Nektar Impact LX 49+ USB MIDI Keyboard Controller. Condition: New. Listed at 224.87 USD. Nektar Impact LX 49+ USB MIDI Keyboard Controller ✓ Free 60 Day Returns ✓ Free Express Shipping Description: See below Features: POWERFUL CONTROL CENTER: Impact LX49+ features 26 programmable real-time controls: 9x 30mm faders, 9x MIDI buttons and 8x potentiometers. Each control is fully programmable to send unique MIDI messages and can be stored in any of the 5 user presetsPADS FOR BEATS AND GROOVES: The 8 pads are great to play. Dynamic and sensitive, they are ideally suited for finger drumming. Assign sounds or MIDI notes to the pads is quick and easy with Impact's unique Pad Learn feature: Activate, just hit a pad to select, and press a key on the keyboard to assign the MIDI noteNEKTAR DAW INTEGRATION: Nektar DAW Integration takes Impact LX+ way beyond the functionality normally offered by USB MIDI controller keyboards: Give the mouse or trackpad a break and navigate projects, control the mixer or tweak plugins directly from Impact LX+TRANSPORT AND NAVIGATION: Navigate your projects: The 6 dedicated transport buttons are always within reach and mapped to control Cycle, Rewind, Forward, Stop, Play and Record. Dedicated Track up/down and Patch up/down buttons are located below the displayMIXER CONTROL: Press Mixer and the first 8 Impact LX+ faders are assigned to control 8 DAW mixer channels. The alternate Bank up/down function moves assignments to the next or previous group of 8 channels Product Details: Brand: NektarNumber of Keys: 49Connectivity Technology: USBSpecial Feature: BacklitModel Name: Impact LX49+Item Weight: 7.04 poundsProduct Dimensions: 31.65 x 10.51 x 3.03 inchesCountry of Origin: ChinaItem model number: Impact LX49+Is Discontinued By Manufacturer: NoDate First Available: July 20, 2016Color Name: Dark GreyCompatible Devices: PCConnector Type: USBHardware Interface: USBMusical Style: ElectronicNumber of Keyboard Keys: 49Size: 49 KeysStanding screen display size: 2.35Voltage: 240 Volts