Smart Video IP Phone 8 Inch Touch Screen WiFi Bluetooth 6 SIP Lines 2MP Camera PSTN VOIP Telephone for Office Business US Plug Item Type: IP Video Phone Material: ABS, LCD High Performance Configuration: Quad Core A7 Processor LCD Screen Type: 8inch 1024 x 768 Camera Type: USB 2MP  SIP Line: Standard 6 Way PSTN Line: Support FSK, DTMF Two Systems Built In WIFI: IEE802.11.b/g/n 2.4G Built In BT: BLE 4.0 Recording: Support Wired Network: 10, 100M LAN Sound Encoding: G.722, GSM, PCMA, PCMU, G.729AB, ILBC, AMR, DTMF, ISACWB.ISACSWB. OPUS Video Encoding: H263, H264, VP8 Video Resolution: QCIF, CIF, VGA, 720P, 1080P Video Conferencing: 3 Party Video Conferencing Sound Conference: 5 Party Sound Conference Handset Interface: RJ 9 USB Port: Micro USB OTG