Sound Delivery System 4.0

FAQs

 
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Q: Is SDS 4.0 backwards compatible?

A: No. SDS 4.0 is compatible with Marvel products only.

 

Q: Is CeruShield TM Disk compatible with custom earpieces?

A: No. CeruShield TM Disk is only compatible with SDS 4.0 receivers. All custom earpieces still use the existing CeruStop.