GSM Utility Modem
Visiontek 81GU is industrial modem based on GSM technology for rugged industrial usage. Visiontek 81GU enables control and monitoring of remote devices using short message service (SMS). Message and source authentication is an added security feature. Process events / alerts can be communicated to pre-configured sources with pre-defined message text. Visiontek 81 GU is a very valuable device enabling automation at remote locations using GSM / CDMA technology.
