Cardo Audio & Microphone Kit (Black, Single Pack) Price: $66.11 (as of 02/06/2019 07:45 PST- Details) & FREE Shipping.

The Scala rider PackTalk/SmartPack Audio Kit allows you to mount your PackTalk or SmartPack headset to another helmet
Attach the scala rider audio kit to your helmet using the metal clip or a glue plate
Audio kit with replaceable speakers

Usually ships in 24 hours