Lowest Price Broadband Adapter/1FXS+1PSTN/HUB Function KTA 1010 are interface devices that connect your existing telephone to your Local Area Network or High Speed Internet connection to allow you to reduce your telephony costs. By taking advantage of your existing investment in high speed internet, you can make calls through your Voice Over IP service provider to make and take calls with the highest quality voice and have access to advanced features. Competitive Features: SIP protocol For consumer or family use 1 FXS port, 1 Line (Can use for PSTN in and out to PSTN) port Ethernet ports: TWO* 10 Base-T Ethernet ports, HUB function Functions: Out route selection(use VoIP or PSTN), Caller ID transfer(VoIP and PSTN) Impedance: 600Ω 178*119* 31.6mm (L * W * H) If you are interested,please send mail to sales01(0) and change (0) to @ Thank you.