8 
2 
MP3をダウンロード 
Place this clip at the end of a phone-focused scene to close the sequence. Follow it with the classic error sound for a system failure beat, or precede it with a bell ding sound effect to build a fake alert sequence.
このサウンドについて
This is a very brief system alert tone, the low battery warning from Oppo phones, lasting just over half a second as a single electronic chime. It feels urgent and slightly stressful, instantly triggering that familiar panic of a dying phone. It comes from the ColorOS 3 to 5.2 interface used on Oppo devices.
