Troubleshooting the Sync Module with your Android device — Blink Support
Einrichten Ihres Sync Module 2 — Blink Support
camera stopped connecting to sync module after battery change : r/blinkcameras
Einrichten Ihres Sync Module 2 — Blink Support
Amazon.com: 256GB USB Flash Drive for Local Video Storage with The Blink Sync Module 2 Mount (Blink Add-On Sync Module 2 is NOT Included) : Electronics