... Network. Wireless Network Media Play Box, 3G WIFI HD Network Play box, Network Advertising Play Box It can be built in the ... .2. Upload, delete videos and pictures in the play box through network.3. Timely release rolling caption and adjust volume ... (wide area network)3, Feature more function/ stability/ safety* Support server operating system Windows any versions, LINUX,Debian, Redhat, Suse, Ubuntu ...