This is an impulse response pack made for bass guitar.

It has two different sample rate options, 44kHz and 96kHz. The pack includes 15 files per sample rate (30 files in total), which correspond to these configurations: 1 dynamic microphone at 0 degrees from the horizontal axis, 1 dynamic microphone at 45 degrees from the horizontal axis and 1 condenser microphone at 0 degrees from the horizontal axis.

Each configuration has five different files, which correspond to the position from the speaker. These positions are shown in the image bellow.