The best test sound and video for your tweeters and television (15000 – 20000 Hz) – 4K (3840×2160 @60fps) – stereo 320kbps.
트위터 및 TV를위한 최고의 테스트 사운드 및 비디오 (15000-20000 Hz)-4K (3840×2160 @ 60fps)-스테레오 320kbps.

If you like our work, please donate through PayPal link below any amount that you consider. We have expenses like energy cost, software licenses, hardware maintenance and upgrade, travel to remote location to record video and audio, time, s.o. Thank you!
https://www.paypal.com/cgi-bin/webscr?cmd=_s-xclick&hosted_button_id=XW9W393PBTRGE&source=url

더 큰 동영상의 경우,이 채널을 구독하세요!