Interface: MIDI input interface, MIDI output interface, USB HOST Interface (USB peripherals), Mini-USB charging / power connector.Power supply: Power up your device where ever you are – with the Mini-USB power supply port, you can pick up your phone’s 5V charger and power up the device! You can even power it up using the supplied mini-USB cable by connecting it to your computer’s USB port – it’s that simple!.The USB MIDI HOST device's USB port (USB HOST) provides a standard USB 5V 500mA current output.Four knobs can be assigned to any parameter, and the control panel provides the complete transport function for a DAW. The 61 mini-keys offer multi-level velocity control and the display supports access to additional functions. USB MIDI HOST is not only small, but is powerful and easy to operate. The MidiPlus X6 Mini (White) is a slim DAW controller with MIDI master keyboard function.Support USB HOST MIDI IN and simultaneously, a bomb piano accompaniment, and a piano playing the melody, allowing you to form a small band wherever you are.Either MIDI or USB connection can be established with no delay.It has a USB HOST unique design, allowing you to discard tedious MIDI cable to connect directly using a USB cable to the USB MIDI HOST connection with your MIDI devices, MIDI data transfer is complete.The USB MIDI HOST device’s USB port (USB Host) provides a standard USB 5V 500mA current output. 61 Velocity-sensitive keys (semi-weighted) Touch strips for pitch bend and modulation. Midiplus X6 mini USB MIDI-Keyboard 61 velocity delicate Mini-Keys capacitive touch strips for pitch fold and modulaion. The keyboard Midiplus X-6 II is usually 85 more expensive than Akai MPK mini Mk2. The MiDiPLUS USB MIDI Host lets your USB MIDI keyboard to have a MIDI IN/OUT when you do not need to connect it to a computer, allowing MIDI connections to other MIDI keyboards and devices with a standard 5 din MIDI ports. The keyboard Midiplus X6 mini is usually 23 more expensive than Akai MPK mini Mk2, but the difference is so small that this can vary. With the MiDiPLUS USB MIDI Host, you can already connect your MIDI equipment and start your musical journey. You can easily carry it with you – simply put it in your pocket! It can work with all MIDI devices with USB output function. THE COMPACT SIZE COMBINED WITH LESS THAN 3.1 KILOGRAMS OF WEIGHT ALLOWS YOU TO BRING ANYWHERE. However, there are a couple of things that most musicians might be looking for that they didn’t add with this keyboard. IT HAS LOWER HEAT GENERATION AND SMALLER SIZE. Arturia Keylab MKII 49 & 61 Key Review The Arturia Keylab MKII has added some cool new features that make it easier to streamline certain things with your MIDI controller including adding aftertouch. Its compact design won’t cost you any space in your working desk or bag. MI3 ADOPT HIGH ENERGY EFFICIENCY DUAL CLASS-D AMPLIFIER WHICH CAN ACHIEVES A TOTAL POWER OF 60W RMS, WHICH IS MORE EFFICIENT THAN COMMON CLASS AB TYPE AMPLIFIERS. USB MIDI HOST – it’s small, exquisite, powerful, and easy to operate.