- Access Control System 門禁系統 (325)
- Access Point WIFI系统 (41)
- Automation System 自動化系統 (26)
- Burglar Alarm System 防盜系統 (120)
- CABD / SMATV System 公共天線 / 衛星天線系統 (90)
- CCTV System 閉路電視系統 (1468)
- Electric Fence 防盜電網 (202)
- Intercom System 內線對講系統 (64)
- PABX System 電話跳線系統 (64)
- Public Address System 公共廣播系統 (301)
- Video Doorphone System 視像對講機系統 (124)
"Aiphone" DA-4DS, G, Two-Wire Electric Lock Door Phone
DA-4DS, G
- Door release wired from Door station without additional transformer
- SERVICE button to control a user-optional function
- Call tone MUTE with indicator
- Optional Call extension sounder
- Backlighting directory