... Ethernet ports with integrated PoE, integrated WiFi (802.11b/g/n) Dual USB ports, SD/MMC/SDHC, headset, stereo audio ... output, video output High fidelity full-duplex speakerphone with high performance acoustic echo canceller ... Ports SD/MMC/SDHC, 2xUSB 2.0 ports, stereo headset with microphone, stereo audio output, TV CVBS outputSIP Accounts3 individual SIP ...