Seholisa molumo ke sesebelisoa se hlophisang bocha leqhubu la molumo ho karolo e hlahisang molumo. Bophahamo ba molumo o hlophisitsoeng bocha le boemo ba motlakase li tlameha ho ba tsa nnete-tse nepahetseng, tse sebetsang le tse sothehileng hanyane. Mofuta oa molumo o ka ba 20Hz ho ea ho 20000Hz, ka hona seholisa se tlameha ho ba le karabelo e ntle ea maqhubu sebakeng sena (e nyane ha o khanna sebui se nang le makhetlo a fokolang, joalo ka woofer kapa tweeter). Ho ipapisitsoe le ts'ebeliso, boemo ba motlakase bo fapana haholo, ho tloha boemong ba milliwatt ba li-headphone ho isa ho li-watts tse ngata tsa TV kapa PC audio, ho isa ho mashome a li-watts tsa "mini" home stereo le audio audio, ho ea ho audio ea lapeng e matla le ea khoebo. Tsamaiso’Li-watts tse makholo li kholo ho lekana ho fihlela litlhoko tsa molumo tsa cinema eohle kapa holo

Seholisa molumo ke e 'ngoe ea likarolo tsa bohlokoa tsa lihlahisoa tsa multimedia' me se sebelisoa haholo lebaleng la lisebelisoa tsa elektroniki tsa bareki. Li-amplifiers tsa motlakase oa molumo li lula li busa 'marakeng oa moetlo oa li-audio amplifier ka lebaka la ho sotha ho tlase le boleng bo botle ba molumo. Lilemong tsa morao tjena, ka ho tsebahala ha lisebelisoa tse nkehang tsa multimedia tse kang MP3, PDA, mehala ea thekeng, le likhomphutha tsa buka, bokhoni le molumo oa li-amplifiers tsa motlakase li sa khone ho fihlela litlhoko tsa mmaraka, ha li-amplifiers tsa matla tsa Sehlopha sa D li ntse li eketseha e tsebahala ka ho sebetsa hantle haholo le boholo bo bonyenyane. Mohau. Ka hona, li-amplifiers tsa matla tsa sehlopha sa D tse sebetsang hantle li na le boleng ba ts'ebeliso ea bohlokoa haholo le litebello tsa mmaraka.

Nts'etsopele ea li-amplifiers tsa audio e bile le linako tse tharo: tube ea elektronike (tube ea vacuum), bipolar transistor, le tube ea tšimo. Sesebelisoa sa molumo oa tube se na le molumo o bobebe, empa o matla, o sebelisa matla a phahameng, ha o a tsitsa ebile o arabela hampe ka makhetlo a mangata; bipolar transistor audio amplifier e na le band ea sephara, bophara bo boholo bo matla, ts'epahalo e phahameng, bophelo bo bolelele, le karabelo e phahameng ea maqhubu a Molemo, empa ts'ebeliso ea eona ea motlakase e sa fetoheng le ho hanyetsa li kholo haholo, 'me ho sebetsa hantle ho thata ho e ntlafatsa seholisa molumo sa FET se na le molumo o tšoanang o bonolo joaloka tube ea elektroniki, 'me boholo ba eona bo matla bo pharalletse, mme ho bohlokoa le ho feta, ho hanela ha eona ho nyane, Ho ka fihlela katleho e phahameng.