AttributeKey21: Bi-Directional Audio Communication

Products with this attribute (2 total)

Cantek Plus CTPR-TV808-3TB, 8 Ch + 2 Bonus IP Ch (Up to 10 Cameras Total) HD-TVI Multi-System Recorder, 3TB HDD

Pelco DX4816HD-4000 Hybrid Digital Video Recorder with 16 Analog & 8 IP Channels with HD Display, 4TB