True Tech Enterprises.

Yeastar TG800 8-Channels GSM-Gateway has the following features:

• 8 SIM Card Support
• SIP/IAX Protocol Support
• LAN 10/100Base-T Connectivity
• G.711a/u-law, G.722, G.726, G.729A, GSM, ADPCM, Speex Codecs
• SMS Center SMS Sending and Receiving
• Send Bulk SMS
• Call Detail Record [CDR]
• Firmware upgrade by HTTP/TFTP Gain Adjustment
• GSM/CDMA/UMTS Ports Group Manage Hotline
• Incoming /Outgoing Routing rules IP Blacklist
• Network Attack Alert NTP
• Send Bulk SMS Session Timer
• SIP Peer Mode: Support SIP Response Code Switch
• SIP server for IP phones: Support SIP Trunk: Suppor
• Open API for SMS and USSD
• White List and Black List
• IP Blacklist