There are also specialized voice recorders that plug into your smartphone's headphone jack or connect via Bluetooth so that you don't have to use the speakerphone.
E nwekwara ndị na-ede ụda olu pụrụ iche na ntinye aka na jackphone smartphone gị ma ọ bụ jikọọ site na Bluetooth ka i wee ghara iji ọkà okwu okwu gị.