Aikin Farko: Lasifikan Cikin Bango Rubutun Littafi: Invisible Speaker lasifika ce ta cikin bango wadda aka tsara don tsarin gidan sinima. Na'urar tana da faɗin milimita 300, zurfin milimita 400 da tsawon milimita 33.5, wanda hakan ke sa a iya boye lasifikan a cikin bango. An lulluɓe saman na'urar da unguwar sinadarin polymer mai watsa sauti, katin bango, ko fenti mai latex, wanda ke bawa sauti damar wucewa ta cikin bango. Fasahar sauti ta samfuri tana samar da girgiza ta hanyar tsarin faranti mai kama da amya, kuma tana yaɗa sauti a kewayen digiri 180. Wannan tsari yana adana sarari, yana rage ɓarnar makamashi, kuma yana barin cikin gida babu wata alamar akwatunan lasifika a bayyane.

Sunan aikin : Invisible, Sunan masu zanen kaya : Ming Xing Jiang, Sunan abokin ciniki : EOGO SOUND (SHENZHEN) CO., LTD.

Karanta sababbin tambayoyi da tattaunawa game da zane, kerawa da kirkire-kirkire tsakanin designan jaridar zane da shahararrun masu zanen duniya, masu zane da zane. Duba sababbin ayyukan zane da zane-zane mai ban shahara ta sanannun masu zanen kaya, masu zane-zane, kayan gine-gine da masu kirkirar fasaha. Gano sabbin bayanai game da kerawa, kirkire-kirkire, zane-zane, zane da kuma tsarin gine-gine. Koyi game da hanyoyin ƙira na manyan masu zanen kaya.