Further information for ALLNET UD4RK3128A70
Small 4 inch display for integration into home automation, as a control panel for light and sound etc.
Special feature: 2 microphones were installed and the device offers interfaces for RS485, alarm, doorbell, audio output with amplifier, etc. System dimensions 86.6mm*86, 6mm*35.3mm display size 4 inch CPU RK3128 quad-core Cortex-A7, 1.2Ghz system Android 7.1 resolution 480*480 touch panel 5 points cap-active touch panel, IPS RAM 1G Rom 8G network WiFi 802.11b/g/n Bluetooth BT 4.0 Ethernet 10M/100M I/O ports RJ45 Ethernet interface input (RJ-45 cable) SD card Yes, up to 64GB USB Micro USB RS485 RS485*1 Serial port yes Doorbell interface yes Alarm interface yes AUX yes Power supply AC 110~ 240V, 50HZ Features Microphone 2x built-in Cooling Air-cooled Media formats Video MOV 1080P / AVI / WMV / RM / RMVB / 3GP / MKV / MP4 / ASF/ VOB Audio MP3 / WMA / WAV / AAC / FLAC / OGG Other Camera No camera Battery No holder Wall mounting / embedded in wall < Color Black Power consumption 2x10W MAX Physical button Power on/off Working temperature -5°~70° Language Multi-language support