720p SIP Multi-unit Video Door Phone with RFID and PoE HDP-5240PT Datasheet Manual Firmware FeaturesBenefitsSee/Talk visitors with High Definition Video & VoiceUnlock the door with an RFID, Remote DTMF or Local PasswordControl Communication and Security over InternetHardwareHD camera with infrared light and night visionIP65 for rigorous environmentSupports several ways of opening door: DTMF, password, RFID card, switch-20 to 60 degrees C operating temperatureVideo and AudioMaximum resolution 1280 x 720 @ 30fpsAcoustic Echo Cancellation (AEC) is featured on speaker pathAdjustable brightness, contrast and volume settingsHD voice using wideband G.722 coding produces clearer soundBarge-in and calls can be switched automaticallyNetwork and ConfigurationStandard IETF SIP protocol (RFC 2361)Compatible with the Asterisk IP PBX systems or various platformsCompliant with IEEE 802.3at/af PoE interface for flexible deploymentVPN, 802.1x, HTTPS, TR069 and auto-provisioningEasy Installation and ManagementHands-free intercommunicationHave peace of mind from being able to see, hear and speak to your visitors before opening the doorConveniently unlock the door for visitors without having to go to it