Brand: Etross or OEM brand 
Model no.: Etross-GSM400P
Product name: Asterisk FXO/FXS PCI CARD GSM400P

Descripition:

GSM400P is a 4 port wirless Asterisk PCI card which is mainly applied to GSM, PSTN and Internet environment. Support the access of GSM, PSTN, telephone to realize GSM, PSTN, Internet integration. It supports all the functions of Asterisk PBX systems needed.

Features:

Support the access of wireless(GSM and CDMA), PSTN, Phone.

Supports GSM, CDMA two kinds of wireless communication standard.

Support GSM: 850M/900M/1800M/1900M, CDMA: 800M.

Support 4 channels, user can choose to insert wireless, FXO or FXS module in each channel.

The PCI slot is based on PCI2.2.

Support the reversal function of polarity when call out by wireless.

32 bit bus master DMA data exchanges across PCI interface at 132Mbytes/sec for minimum host processor intervention.

It supports all the functions of Asterisk PBX systems needed

Special Features:

GSM400P’s driver totally compatible with TDM400P’s driver—WCTDM, so user don’t need to understand much knowledge about wireless part. All the program run on TDM400P can be used on GSM400P, it reduce users' difficulty of development.

GSM400P support 4 channels, user can choose to insert wireless, FXO or FXS module to each channel.GSM 400P realize the integrate of Wireless(GSM or CDMA) and PSTN.