- Project name
- Temple of Heaven Park monitoring system
- Device name
- Digital two-way video Optical
- Digital Video Optical of the Four Directions
- Digital Octuple Video Optical
- Two-way digital video + two-way data Optical
- Four Directions digital video + the Four at Directions two-way data, audio, Optical
- Octuple digital video + the Four at Directions two-way data, audio Optical
- Octuple digital video, audio, Optical
- Two-way digital video + the Four at Directions two-way data, audio + Ethernet Optical
- Four Directions digital video + the Four at Directions two-way data, audio + Ethernet Optical
- i-directional data of the Four Directions digital video + the Four at Directions + phone Optical
