CS-W420 + 550-SG / NG down dual product specifications Display 42 "55" Resolution 1920 x 1080 1920 x 1080 Brightness (cd / m) 600cd / m 600cd / m 16.7M 16.7M color viewing angle 178 ° / 178 ° 178 ° / 178 ° Contrast 4000: 1 to 3000: 1 input voltage AC100-240V AC100-240V power 220W 280W Operating temperature 0 ℃ to 50 ℃ 0 ℃ to 50 ℃ file formats MPEG1 / 2/4, avi \ MP3, JPEG MPEG1 / 2/4, avi, MP3, JPEG stereo 5W, 8Ω 5W, 8Ω life ≥60000 hours ≥60000 hour exterior color silver / white / black / Custom Silver / White / Black / Custom Accessories Remote control, power cord , key remote control, power cord, dual key down Introduction Online advertising Online advertising functional advantages: 1. Master Computer (Media Server) Control: connect to the LAN to one or more host computers ( Media Server), individual control commands can be sent at any time one or more sets of advertising 2. Automatic download and play: free advertising or according to pre-set "task list" to download a variety of advertising clips from the host computer (Media Server) AutoPlay 3. After the download is complete download and booking appointments player: advertising machine in accordance with pre-programmed set of dormancy, start time, download time appointments, appointments playing time and other parameters automatically work 4. Scroll notice Show: At the bottom of the screen can be displayed horizontally scrolling text characters to facilitate the needs of text notification occasions. Can be updated by the host computer (Media Server) 5. Support display RSS news feeds: You can automatically connect to Sina, Sohu, CNN and other sites to obtain real-time news, show up in the notification area at the bottom of the screen to scroll 6. rich control instruction : Creating groups and user accounts / play / stop / volume setting / turn on and off the video output / restart / shutdown / format CF card / send text notifications / Send RSS News / Send Playlist / send commands to automatically download and play / read Take CF card status, capacity, file name, etc. 8. You can scroll the text instant remote publishing information such as promotions, notices of meetings, special offers, tracing revelation, supply and demand information, new product launch information, etc. can be remotely any temporary caption or image spots. Enables split-screen play, to diversify 9. advertising for real-time remote automatic detection, monitoring and detecting the formation of a status report. Meanwhile fault information can be automatically transferred to the specified mailbox (optional) 10. remote real-time advertising broadcast advertising content, frequency, time and form statistics report statistics to advertisers buyers credentials as an advertising expense calculations.