Features:Mini Wireless Transmission System: a low latency and good quality MIDI system that it is specifically designed for teaching, performance, and practice.Point-to-point MIDI Connection: instead of your MIDI cable, it gives you a sense of wireless and unconstrained free experience.Specific Protocol: new technology more suitable for live and performance, with ultra-low latency connection, safe and stable connection and long-distance wireless coverage.Ultra-low Latency: MIDI system directly implements the wireless MIDI protocol in the firmware, so the latency time is reduced, as low as 3 milliseconds, optimized connection algorithm intelligently.Safe and Stable: MIDI system is used to establish a very stable connection.Rechargeable: MIDI B can be directly connected to the power supply or PC through the adapter to obtain the required power, MIDI A is equipped with a built-in rechargeable lithium battery.Better Shape Compatibility: unique curved cable design, even the rare vertical interface can also be used.Upgradable: use the supporting software to upgrade the system through the data cable.Specifications:Material: ABSOperating Band: 2.4GHzLatency: Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.