Drum machines and samplers are electronic musical instruments that creates or trigger percussion sounds, drum beats or a prerecorded sound (sample). Drum machines imitate drum kits or other percussion instruments, or produce unique sounds, such as synthesized electronic tones. The samples are loaded or recorded by the user or by the manufacturer. Most modern drum machines and samplers like the Akai’s, Korg’s, Elektron’s and Roland’s are used by a lot of music producers.