Ụlọ ọrụ America Bose kwusara mmalite nke ahịa nke ekweisi ekwe ntị Noise-masking Sleepbuds, mere iji luso ehighi ụra. Ngwaọrụ ahụ, nke na-efu $ 250, nwere ike igbochi ụda olu na-egbochi ụra ma mụta ụda ntụrụndụ na abụ olu ụtọ.
Ego ndị dị mkpa iji malite mmepụta nke Bose Noise-masking Sleepbuds, ụlọ ọrụ ahụ na-agbakọta n'elu igwefụfụ n'elu igwefụfu Indiegogo. Ihe fọrọ nke nta ka ọ bụrụ mmadụ 3,000 ghọrọ ndị nwere mmasị na ngwaahịa ahụ pụrụ iche, ma kama nke mbụ e mere atụmatụ 50,000 dolla, onye na-emepụta ahụ nwere ike itoolu ugboro itoolu.
N'ihu ihu, Sleepbuds na-ekpuchi anya bụ ihe dị iche na ekwe ntị ikuku. Otú ọ dị, a na-ejizi "earplugs" ejiji ka ọ ghara ịgbapụ na ntị ma ghara igbochi ndị nwe ha ihi ụra. Otu ebubo nke batrị a na-agbanye n'ime ya zuru maka ngwaọrụ maka awa 16 na-aga n'ihu na-arụ ọrụ, ma ị nwere ike iji ngwa pụrụ iche maka smartphone iji chịkwaa ekweisi. Nkasi obi ọzọ na-enye obere obere "nkwụ ntị" - naanị 2.8 grams.
