ʻO ka hui waiwai ʻole "Russian Quality System" (Roskachestvo), i hoʻokumu ʻia e ke Aupuni o ka Russian Federation, ua paʻi i ka helu o nā headphone me kahi pilina uea i kahi kumu hōʻailona.
Ua hana pū ʻia ke aʻo ʻana me nā loea mai ka International Assembly of Consumer Testing Organizations (ICRT, International Consumer Research and Testing).
Ua hoʻohana ʻia nā mea hana kūikawā e loiloi i ka maikaʻi o ka ʻōnaehana hoʻouna leo leo, ka ikaika o nā headphone a me kā lākou hana. A ʻo ka maikaʻi o ke kani ponoʻī a me ka maʻalahi o ka hāmeʻa i hoʻāʻo pololei ʻia e nā poʻe loea.
No laila, ua hōʻike ʻia ʻo ke alakaʻi i hoʻopaʻapaʻa ʻole ʻia i ka maikaʻi o ke kani ma ka ʻāpana o nā headphone uea ʻo ia ka Sennheiser HD 630VB model. ʻO kēia wale nō nā headphone i loaʻa ka helu kiʻekiʻe no ka maikaʻi o ka pāʻani leo.
Ua loaʻa i ka polokalamu Bose SoundSport (iOs) i ka lua o ka helu, aʻo ka "bronze" i hele i ka model Sennheiser Urbanite I XL.
ʻO nā alakaʻi i ka ʻoluʻolu ma waena o nā hiʻohiʻona uea ʻo Sennheiser Urbanite I XL, Bose QuietComfort 25 a me Grado SR60e.
Hiki ke loaʻa ka ʻike hou aku e pili ana i nā hopena haʻawina ma aneʻi.
Source: 3dnews.ru