Altronics S 9406A Operating Instructions Manual - Page 11
Browse online or download pdf Operating Instructions Manual for Intercom System Altronics S 9406A. Altronics S 9406A 16 pages. Video door intercom
VIDEO DOOR INTERCOM SYSTEM
Device
Note:
If there is no SD Card or USB Memory Stick inserted into the device, this feature will not work.
Page 11