The Medeli MK401 is an electronic keyboard with 61 keys designed for musicians seeking comprehensive creative tools at an affordable price. This instrument features velocity-sensitive keys, 64-note polyphony, and 600 built-in voices, complemented by 5 sampling voices for expanded sonic possibilities. The integrated XY pad allows for real-time sound manipulation through intuitive gestures, providing dynamic control over parameters such as low-pass filter, high-pass filter, resonance, reverb, delay, and sidechain effects. A built-in sampler with a microphone input captures audio samples and automatically maps them across the entire key range, facilitating creative experimentation with vocal and sound elements. The MK401 includes 200 preset styles and 200 songs with a music tutorial system for learning and practice. Connectivity options include USB-MIDI, USB-Audio, a 6.3 mm headphone/output jack, a 3.5 mm input jack, a 6.3 mm microphone jack, a sustain pedal input, and an SD card slot. The audio system consists of two 12 cm speakers powered by a 2 x 15-watt amplifier. With dimensions of 956 x 360 x 118 mm and a weight of 5.1 kg, the keyboard operates on a DC-12-volt/1000-mA power supply or 6 AA batteries. The package includes a power supply, music stand, and user manual. This model emphasizes practical functionality for musicians exploring electronic music production and performance.