The file appears to be a compressed archive containing a collection of drum fill samples, likely produced by RLS (a common moniker in the music production community for creators or labels like RLS Productions or Reliable Source Music ).
: Likely high-quality .WAV or .AIFF files (usually 24-bit/44.1kHz or higher) for lossless integration into Digital Audio Workstations (DAWs). RLS - Fills.7z
: Recorded using physical drum kits, these often feature snare rolls, tom-heavy transitions, and natural room reverb. The file appears to be a compressed archive