2 line phone switch Call selector Telephone router -TCS1800 Applications: The line power call selector is suitable for people who have 2 outgoing telephone lines but want to use one single telephone set. People have a PSTN line in use, and they migh
VoIP Gateway Solutions for Phone, Fax and PSTN Connectivity -TVG310 1. Features:Compatible to IEEE 802.3 10BASE-TX Ethernet and IEEE 802.3u 100BASE-TX fast Ethernet SupportG.711A/U,G.723.1,G.729 /A/B/AB and GSM610 voice codec Compatible with SIP2.0
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