Features: Internet Phone Adapter - Easily make cheap calls to landlines or free calls worldwide using a broadband network, a router, and a phone. (Broadband Network + Router + Gateway + Regular Phone = Save money on domestic or international calls or free global calls.) 2-Port Phone Adapter: Compatible with Voice-over-IP. Supports SIP V2 protocol. Comes with a network cable. Lightweight and portable. Specification: Type: VoIP Gateway Plug Type: EU (100-240V) Brand: Compatible with Linksys Model: PAP2T-NA PAP2T DHCP: Support SIP V2 Protocol: Support Supports fax and multiple voice compression codecs: G.711, G.726, G.729, G.723.1 Easy full configuration access encryption via a web browser for automated firmware upgrades Standard: IEEE 802.3, IEEE 802.3u Port: 1 10/100M RJ-45 network interface, 2 standard telephone interfaces, 1 power port Cable Type: RJ45 Category 5 twisted pair; RJ11 standard telephone line Basic Indicator: Power, Ethernet, Phone (1-2) Network Protocol: SIP v2 Security Features: Key management Weight: Approx. 280g Package List: 1 * VoIP Gateway 1 * Power Adapter 1 * User Manual 1 * Network Cable User Instructions: 1. Broadband Network + Router + Gateway + Regular Phone = Save money on domestic or international calls or free global calls. 2. Broadband Network + Router + Gateway + Softphone Switch + Regular Phone = Save money on domestic or international calls or free global calls. 3. Cisco Dual Port Gateway has a fax function. Supports SIP protocol VoIP. Installation Manual: 1. Connect the PAP2 device to the router using a network cable. Connect the phone to the PAP2 device and plug in the power source. 2. After the PAP2 device powers on, press :**** (four '*' buttons) on the phone until it prompts in English. Then press: 110#, and the phone will announce the IP address assigned to the PAP2 device by the router. Note that each device's assigned address will differ; pay attention to the phone's prompts. For example, if the PAP2 is assigned the IP address 192.168.1.102 by the router, open IE and enter 192.168.1.102 in the address bar to access the interface. 3. Navigate to the administrative section, log in as admin. Click the left button to find the interface for setting up Line 1 (for the first phone; Line 2 is for the second phone, corresponding to Phone 1 and Phone 2 on the device; the second phone is configured similarly to the first). Enter the server IP address (provided by your VoIP service provider), your account number, and password. 4. The crucial step: Save the settings to complete the VoIP setup.