Amazon.com: 256GB Blink USB Flash Drive for Local Video Storage with The Blink Sync Module 2 Mount (Blink Add-On Sync Module 2 is NOT Included)… : Electronics
Replacing a Sync Module — Blink Support
Blink Video Doorbell with Sync Module 2 Wired or Wireless Wi-fi Compatibility Smart Video Doorbell - Black in the Video Doorbells department at Lowes.com