Isofthiwe yokuhlola umsindo ye-KK ithuthukiswe ngokuzimele yi-Aupuxin Enterprise, esetshenziselwa ukulawula isihlaziyi sayo somsindo sokuhlolwa kwe-acoustic.Ngemva kweminyaka yokubuyekeza okuqhubekayo, iye yathuthukiswa yaba inguqulo ye-V3.1.
Ukuze kuhlangatshezwane nezinhlobo ezihlukene zezidingo zokuhlolwa emakethe, i-KK iqhubeke yengeza imisebenzi yokuhlola yakamuva: ukuhlola iluphu evulekile, ukukalwa komsebenzi wokudlulisa, ukukalwa kokuqondisa, isibonisi somdwebo wempophoma, isikolo sokucaca kwezwi, njll.