Here is Technical information: Chipset: Montage Memory – 1GB Support Internet Streaming Links Support Wi-Fi Adapter by USB ports Support External Pan drive by USB ports Support Network APP (YouTube, Daily Motion, Vimeo, SATiP, and DLNA, etc) Fully compliant with DVB-S2 Reception standards HDTV/SDTV MPEG -2 & MPEG-4 H.264 Decoding Support 576i /576p/720p/1080p FullHD Reception Convenient Blind search function Intelligent graphical user interface design Capacity for storing up to 2000 Transponders and 5000 channels Support DVB-S/S2 Digital TV signal modulated in QPSK/8PSK Input Frequency range 950MHz-2150MHz. Support DiSEqc1.0/DisEqc1.1/DiSEqc1.2/DiSC 1.3. Reception for SCPC/MCPC, C+KU Band Channel edits function including favorite Move. Delete Lock. Skip. Rename Variable aspect ratio 4:3 Full, 16:9 widescreen .4:3 Letterbox or AUTO Modes= USB 2.0 port at front and back Support USB 2.0 and OTA Software upgrade. Support Live TV Channels recording in external pan drive Warranty: 6 Month for set-top box and 1 month for its accessories How to use - You can use it to watch free TV channels throughout your life and you can record by applying pen drive. And you can also enjoy better picture quality. You can list watch Mobile content on TV !! Please note - There is no RS-232 port in the new model. We do not have stock for the old model. You can download Set-Top Box PDF Manual. Reviewed by Trackdish / Courtesy - YouTube Help and Support Related Information: Check DD Freedish TV Channels List from here Check DD Freedish Frequency List from Buy now-https://www.solid.sale/solid-hds2-2100pro-set-top-box