AV1 to SLN Converter
Extract Asterisk SLN audio from AV1 video online
Asterisk PBX Audio
SLN is native to Asterisk — converting from AV1 produces IVR prompts and hold music ready for your PBX system.
Telephony Settings
Set 8 kHz or 16 kHz sample rate to match your Asterisk PBX configuration precisely.
Secure Processing
AV1 uploads are erased right after conversion, and SLN outputs are deleted within 24 hours.
How to convert AV1 to SLN
Select files from Computer, Google Drive, Dropbox, URL or by dragging it on the page.
Choose sln or any other format you need as a result (more than 200 formats supported)
Let the file convert and you can download your sln file right afterwards
About formats
Frequently Asked Questions
SLN is the native audio format for Asterisk PBX systems — used for IVR prompts, hold music, and voicemail greetings.
Asterisk, FreePBX, and compatible VoIP PBX systems use SLN for audio prompts and system sounds.
No — SLN is raw signed linear PCM. Files are larger but avoid encoding overhead, which simplifies PBX processing.
Asterisk typically uses 8000 Hz mono for telephony. Some configurations support 16000 Hz for wideband audio.
AV1 uploads are deleted immediately. SLN outputs are removed from our servers within 24 hours.