Product Name: 16 FXS Ports Access Gateway with T38 Fax DAG2000-16S Model NO.: DAG2000-16S Support Network: GSM Type: Wireless Usage: Laptop Protocol: SIP Dimension: 440*280*43mm Weight: 3.05kg Voice Codec: G. 711, G. 723, G. 729 Power: 110-240vac 0.4A Trademark: dinstar Transport Package: Carton Origin: China Product Description 16 FXS Gateway DAG2000-16S is a next generation VoIP FXS gateway that is SIP based and interoperable with leading IP-PBX and Softswitch systems. It features 16 telephone ports, superb voice quality, rich telephone functionalities, easy provisioning, flexible dialing plans, PSTN failover line, and dual routed or switched network ports. The DAG2000-16S gateway series enables small and medium businesses to create integrated IP and PSTN telephone systems and efficiently manage communication costs. Features: 1.16FXS ports with RJ112.2*10M/100Mbps network ports3. Supports voice codecs: G. 711, G723.1, G. 729 A/B4. T. 38 or G. 711 bypass baud rate: 1.44kbps5. Ideal IP enabler for analog phones, faxes and legacy PBX system6. VAD(voice activity detection) with CNG (comfort noise generation)and PLC (packet loss concealment), Dynamic Jitter Buffer L2/L3 QoS7. Web/Telnet configuration, Auto Provisioning, PPPoE, DHCP Client/ServerSupport Polarity Reversal8. Call hold, Call waiting, Call forward, Do not disturb, Direct IP calling, Blind transfer, Attended transfer9. G. 168 Echo Cancellation