Li-keypad tsa rabara, tse tsejoang hape ka hore ke li-elastomeric keypad, ke lisebelisoa tsa ho kenya tse sebelisoang hangata lisebelisoa tsa elektroniki joalo ka li-remote control, mehala ea cellular le litsamaiso tsa taolo ea indasteri.Likonopo tsena li entsoe ka thepa e tenyetsehang, hangata silicone kapa rabara ea maiketsetso, e lumellang ho hatisa likonopo tse arabelang.Linotlolo li bōptjoa ka lipilisi tsa carbon tse tsamaisang kapa li-domes tsa tšepe ka tlas'a tsona, tse fanang ka puisano ea motlakase ha li hatelloa.