Seoul Euljiro-1-ga Station Directional Speaker Automatic Announcement System
(People detection function, network real-time broadcasting function)

Euljiro-1ga Station, Seoul Directional Loudspeaker
Automatic Announcement System YouTube

Healing Park Music Bench in Geumcheon-gu, Seoul

(with human detection function, PROPA-U100 Outdoor)

D Museum(PROPA-U100)

Busan Shinsegae Department Store Gallery (PROPA-U100)