noun
narrowband
Technical term in telecommunications referring to a narrow range of frequencies or low data rate transmission.
ナローバンド通信は、広帯域に比べてデータ転送速度が遅い。
Narrowband communication has a slower data transfer rate compared to broadband.
ブロードバンド (broadband) refers to wide bandwidth, high-speed data transmission, while ナローバンド is its opposite, indicating narrow bandwidth and lower speeds.
Borrowed from English 'narrowband'.