Discount group

•  Discount Group A (5)
•  Discount Group A+ (3)

Channels

•  9 (1)
•  16 (2)
•  32 (2)

HDD support

•  2 (3)
•  4 (2)

Outgoing bandwidth

•  48Mbps (4)
•  60Mbps (2)
•  64Mbps (10)
•  80Mbps (2)
•  128Mbps (6)
•  160Mbps (5)
•  256Mbps(180Mbps Ai) (4)
•  384Mbps(200Mbps Ai) (3)

Alarm in

•  8 (3)
•  16 (2)

Alarm out

•  2 (3)
•  4 (2)

Power supply

•  12V DC (5)
•  100~240V AC (6)