AFS is Advanced Feedback Suppression Technology (AFS) with 24 programmable filters per channel, stereo or independent dual-channel processing, selectable filter off time, filter application type, including: Speech Filtering AFS is Advanced Feedback Suppression Technology (AFS) with 24 programmable filters per channel, stereo or independent dual channel processing, selectable filter off time, filter application type, including: Speech Filter Certification: UL 6500, IEC 60065, EN 55013, E 60065.
The key feature of AFS is the release capability of the operating modules and filters of fixed filters and active filters. The operating module of the active filter provides operational flexibility for continuously updating the filter position. The automatic release feature of the filter is to automatically eliminate the filters that are not needed in order to optimize the sound.