Comcast Digital Adapter DTA Self Installation Kit DCI1011COM Go to product viewer dialog for this item.

" for sale on sites like eBay and Mercari , experts often warn against purchasing them. Comcast typically considers these boxes company-owned property; if a device's serial number is still flagged as "unreturned" in their system, they may refuse to activate it, leaving you with a non-functional device. Popular Digital Adapters (Legacy Models)

Comcast Dc50x Digital Transport Adapter Self-installation Kit-brand Go to product viewer dialog for this item.

If you are replacing a specific unit for a bulk account or specialized setup, these are the most common models seen in the secondary market:

A very small, basic unit designed to bring digital channels to older analog TVs. Xfinity Dc60xu Hd Digital Transport Adapter | HDMI eBay - thetophatcat Go to product viewer dialog for this item.

Often sold in complete kits including a remote and power supply. It is firmware upgradeable and uses composite RCA connections.

A compact HD-capable version that includes an HDMI output for better picture quality on modern screens. Performance and Limitations Go to product viewer dialog for this item.