Description Product Description The DJM-900SRT is a multi-functional mixer that can accommodate various types of DJs including both traditional and Serato DJ software users, ideal for a single-DJ set-up in a venue. Additionally, Pioneer's recently announced DDJ-SP1 sub-controller is a perfect companion to the DJM-900SRT to offer Serato DJ users with additional audio samples and effects for enhanced performances.Designed especially for use with Serato DJ software, the new mixer eliminates the need for an outboard sound card when used in conjunction with multiple players or turntables. In addition to compatibility with the software, the mixer inherits the same features offered by Pioneer‰Ûªs highly acclaimed and industry standard DJM-900nexus mixer including onboard effects and high-performance components for intuitive operability and excellent sound quality.åÊ VARIETY OF EFFECTS Internal High-Quality Soundcard -åÊThe DJM-900SRT is equipped with an internal Serato certified soundcard providing the user with Serato DJ software control by simply connecting the mixer to a laptop via a USB cable. The included Control Disc1 for CD or Vinyl enables mixing and scratching with up to four CDJs or turntables without the need for external hardware.Automatic Beat Sync - With Serato DJ compatibility, the mixer captures the BPM of the music and beat location information, automatically correcting any mismatches between beats resulting in effects that are perfectly synced with the beat of the music.Sound Color FX - The mixer includes six types of Sound Color FX for numerous audio effect combinations and arrangements that can be added in to music currently playing with a simple twist of the knobs.Beat Effect - A total of 13 channel-assignable effects are available that can be added by the user through a selectable knob located on the right side of the mixer.åÊX-Pad - A touch screen control bar that enables quick access and manipulation of the thirteen built-in beat effects. With a touch and/or slide of the X-Pad con