1. PC-to-PC and PC-to-phone operation2. Driver built-in, plug and play3. USB1.1 compatible, no need sound card4. No external power required5. Complies with H.323, MGCP, SIP protocol6. Echo cancellatio

Features:1) Free from PC: With LCD dot matrix display, all the Skype titles such ascontacts dial, call list could be read on it and could be operated using thekeypad2) Support 10 types of languages di

1. Double WAN, 24-ports 10/100Mbps Ethernet switch, comply with IEEE 802.3, IEEE 802.3u Ethernet standards2. Support auto MDI/MDIX3. Dynamic LED indicators4. Any port can be uplink port5. Transmission

Software characteristics:1) Support DNS register2) Support H.323 V4, MGCP and SIP protocol3) Support DHCP automatic allocation of IP address and other parameters4) Support a variety of NAT passing and