カナル式しき

noun which may take the genitive case particle 'no', noun

in-ear; canal-type; closed-fit

Describes headphones or earphones that insert into the ear canal, providing a tight seal. Often contrasted with open-type or earbud designs. The term カナル型 is also common.

See also: カナル型

• カナル式しきイヤホンは遮しゃ音おん性せいが高たかい。

  Canal-type earphones have high sound isolation.

• 最さい近きんはワイヤレスのカナル式しきが人にん気きだ。

  Wireless in-ear models are popular these days.