本曲提供多版本支持，购买后可以获得以下所有的2个版本：
版本 1 04:03版本 2 01:28

Technology documentary athmosphere is a chilling background perfect for documentary and cinematic videos needing an emotional soundtrack. Featuring piano, electronic instruments, and strings, this piece has a modern atmosphere.

This item includes 2 versions (wav) in zip file:
Technology documentary athmosphere Main (4:02)
Technology documentary athmosphere Short 1 (1:27)
这是一首放松的背景音乐，非常适合纪录片和需要煽情音乐的影视视频。以钢琴，电子乐器和弦乐为特色，具有现代气息。