Multimedia video creative teaching primary and secondary schools has become one important way of education, while the excellent course record is the most important one textbook production engineering, quality courses before production is mostly in the IT architecture as a production platform in recent years, IT systems and radio systems cooperation framework has become a new platform for production of a new application quality curriculum model, IT platform can provide a good curriculum content, combined with the broadcasting system image on the site teachers to teach and students to interact screen, provide richer information, video and audio quality curriculum materials, curriculum materials effectively express the overall intent, while leaving students to increase motivation and commitment sex. HS-550 portable studio is a way of using broadcast production, designed for school quality courses produced by the R & D production system with intercom system, Tally signals, LCD monitors, switchers, mixers, recorders (optional) other equipment functions, acceptable computer information content (such as PPT) via VGA or DVI input, with the classroom teachers to teach camera captured images to interact with students switching output, recording perfect quality curriculum materials. HS-550 total weight of only 15Kg, suitable for students or teachers to carry and use, convenient to fine course record, but also in the school-site activities, foreign broadcasts, conferences, studio and commercial use of the conference, is a multifunctional of directed systems. Features Description: ■ Four composite signal switcher inputs or three composite signals and all the way to DVI / VGA input ■ Built-in four groups TBC, video switching is not beating, blinking ■ Dual split, quad and PIP function ■ PIP painting paintings feature adjusts the size and position mixer ■ two-way microphone and all the way to a total of three-channel stereo audio input stereo audio output ■ ■ the way sound quasi-digit LED display and monitor output intercom system ■ 5-way call system (included: four groups handset and headset with call Tally light) ■ each sub-apheresis single transmission, call clarity for up to pass 200 meters ■ TALLY signal transmission lines and sub-machine with power supply ■ workhorses choose one (multiple) or broadcast call monitoring two seven-inch LCD Monitor ■ ■ left monitor monitor monitor pre-monitoring of 4 split screen, the screen in addition to the other input screen monitor with Tally, transition effects information display ■ right monitor screen and the main output can be monitored switch to VCR broadcast monitor monitor DN-60 HDV / SD-CF cassette recorders (optional) ■ low power (four AA ALKALINE batteries can be used for about 3 to 4 hours, high-capacity rechargeable battery can be used about more than 6 hours) ■ Multi-file compatible format (SD: AVI, MOV, mxfOP1A) (HD: M2T) Application description: HS-550 on the main equipment: SE-500 analog switcher (see SE-500 single explanation) , ITC-50 intercom system (see ITC-100 stand-alone description), TLM-702 dual 7-inch LCD monitor Monitor (see TLM-702 single description) and DN-60 HDV / SD-CF cassette recorders ( optional) (see DN-60 single explanation)