highlights :1?3g-sdi input, 1?hdmi output, with 3g-sdi loop output sdi input signal automatic detection and configuration  led indicators for power and state of sdi input signal 3.3-5v wide voltagethe mini sc1221 is a pocket-size broadcast converter, it converts hdmi input signal to dual sdi signal. it is very convenient for users with the full size sdi and hdmi connectors.born for broadcastalthough it's a pocket-size converter, it is very convenient for users with the full size sdi and hdmi connectors; sd/hd/3g-sdi formats as well as level a and level b are also supported, up to 1080p 60hz. complying with emc test, the steady and reliable performance makes it support 7?24h uninterrupted working without any lag or delay.powered anywherefeatured with universal usb power solution design, avmatrix mini converter can be powered by micro usb connection; it can not only connect with dc power plug pack, but also get power from power bank, laptop or computer. the low power consumption is incredible, such as a 10,000mah power bank can supply a more than 24-hour uninterrupted working time.pocket size and easy to mountminiature design makes it portable for indoors and outdoors. it's possible to put into pocket and take to anywhere. with a convenient and detachable mounting bracket, it is also available in different application scenarios.inputhdmi video inputhdmi type a ?1ouputsdi videooutputsd/hd/3g-sdi ?2sdi formatssd format support525i 59.94625i 50hd format support720p 50/59.94/601035i 59.94/601080i 50/59.94/601080p 23.976/23.98/24/25/29.97/30/50/59.94/60sdi video ratesd/hd/3g-sdi sdi compliance smpte292m/smpte/259m/smpte 424m sdi color space and precision yuv 4:2:2hdmi formatshdmi format support480i 60576i 50720p 50/59.94/601035i 59.94/601080i 50/59.94/601080p 23.976/23.98/24/25/29.97/30/50/59.94/60hdmi color space and precision rgb 4:4:4, yuv 4:4:4 ,yuv 4:2:2size(w?d?h)74mm ? 41mm ? 23mmpowerpowermicro usbpower consumption2wvoltage range3.3v~5venvironmentoperating temperature-20?~60?storage temperature-30?~70?relative humidity0%~90% non-condensing