No. of users: 500
Keypad: Key tone when press
Door relay: 12V / 2A, N.O. / N.C. / COM, Latch type, Pre-set time 0.1 to 600 sec
Door Control: Up to 2 Doors
Relay ratingt: 1A/24VDC or 0.5A/120VAC
Power consumption: 9-18 VDC.  Less than 2W.
Dimension (mm): 112 (L) x 76 (W) x 25(H)
Weight: 100g