The YAMAHA DJX-IIb is a synthesizer equipped with all DJ functions. Operation has been confirmed, and it comes with a software disk. Specifications: Scratch Pad: Equipped with a scratch pad that feels like a turntable. By simply rubbing the pad with your fingertips, you can produce realistic scratch performances and 73 different effects, such as tempo-synchronized loops and one-shot phrases. The scratch pad can also be used as a dial for data input, as well as for on/mute functions for each part, and for "pitch and BPM" effects, which gradually slow down the rotation speed of a record. You can easily enjoy DJ's classic techniques! The scratch pad is removable and can be replaced with your favorite CD. Pattern Player: Built-in with 70 types of rhythm patterns covering various genres of club music such as techno, hip-hop, and house. The performance starts just by pressing the pattern player button. Each pattern has 10 variations, including fill-ins, for a total of 700 patterns ready to go. You can enjoy a full-fledged DJ performance just by switching pattern variations according to the progression of the song. Live Effector: The live effector has 10 types of intense effects essential for club music. You can switch the effects on/off in real-time with the rhythm, and the effect can also be controlled in real-time with two knobs. You can create original sounds just as you imagine. Fader: Equipped with a crossfader familiar to DJ mixers. By moving the lever left and right, you can quickly control the volume balance between the pattern and scratch. Line Out: Equipped with line out terminals (RCA pins), it can also be connected to a DJ mixer. Speaker + Bass Ports: Equipped with powerful speakers with bass ports that powerfully reproduce both heavy bass and metallic high frequencies. It's an all-in-one concept machine that allows you to start playing immediately with just one unit, even without connecting to audio equipment.