A new addition to the DHY-04 range is the ability for the DHY-04G version to be used on a GSM cellular (mobile) phone network instead of a telephone (POTS) line. The DHY-04G can accept a SIM card in the rear panel slot and by connecting a suitable GSM antenna, the DHY-04G can receive and make [more]
A new addition to the DHY-04 range is the ability for the DHY-04GS , a 1U rackmount telephone hybrid version, to be used on a GSM cellular (mobile) phone network instead of a telephone (POTS) line. The DHY-04G can accept a SIM card in the rear panel slot and by connecting a suitable GSM antenna, [more]
A new addition to the DHY-04 range is the ability for the DHY-04GT, a 1U rackmount twin telephone hybrid version, to be used on a GSM cellular (mobile) phone network instead of a telephone (POS) line. The DHY-04G can accept a SIM card in the rear panel slot and by connecting a suitable GSM antenna, [more]
The DHY-04GCON is a front panel conversion kit, changing the DHY-04GS to a DHY-04G.
The DHY-04GSCON is a front panel conversion kit, changing the DHY-04G to a DHY-04GS .
The DHY-04GTCON is a front panel conversion kit, changing two DHY-04G free standing units, or two DHY-04GS units to a DHY-04GT.