Features: MIDI System is a wireless transmission product that transmits signals specifically for teaching, performances, practice. Suitable for use on site and performances, with ultra-low latency, safe and stable connection, and long-distance wireless coverage. MIDI system directly implements the wireless MIDI protocol in the firmware, so the latency time is reduced, as low as 5 milliseconds, optimized connection algorithm intelligently. Supports the connection of any two devices with MIDI interfaces. Automatically connect upon startups, easy to operate. MIDI System is used to establish a very stable connection. It will replace all your wired transmission and change the traditional connection method in the past. Specifications: Material: ABS Color: Black Size: As shown in the picture Wireless frequency: 2.4GHz Delay: ＜5ms Effective distance: ≤10m Package Includes: 1pc MIDI in 1pc MIDI out 1pc Data Cable note: Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item.