noun
coaxial loudspeaker
A loudspeaker design where two or more drivers (e.g., woofer and tweeter) share the same axis, often used in car audio and professional sound systems.
この車にはコアキシャルスピーカーが標準装備されている。
This car comes standard with coaxial loudspeakers.
Variant with interpunct; less common but still seen.
Loanword from English 'coaxial speaker'.