Audio Specs
Open Exchange Audio:
| Length | :15 seconds or :30 seconds or :60 seconds |
| File Format | MP3 |
| File Size | 1MB |
| Bit rate | At least 128 kbps bit rate / 44100 Hz sample rate |
Spotify Audio File:
| Length | :15 seconds or :30 seconds |
| File Format | MP3 |
| File Size | 1MB |
| WAV bit rate | 16-bit 44.1 kHz |
| MP3 bit rate | At least 192 kbps |