| Name | Format | Duration | Size | Date | |
|---|---|---|---|---|---|
| enec1m1n.WAV | Waveform Audio File Format | 44s | 500KB | 1998-08-13 | |
| enec1m1w.WAV | Waveform Audio File Format | 2s | 26KB | 1998-08-13 | |
| enec1x1w.WAV | Waveform Audio File Format | 1s | 18KB | 1998-08-14 | |
| enec1y1w.WAV | Waveform Audio File Format | 1s | 12KB | 1998-07-01 | |
| enec2x1w.WAV | Waveform Audio File Format | 1s | 16KB | 1998-07-01 | |
| enec2y1w.WAV | Waveform Audio File Format | 1s | 12KB | 1998-07-01 | |
| enec3y1w.WAV | Waveform Audio File Format | 1s | 14KB | 1998-07-01 |