AT&T Accessory Handset with Caller ID/Call Waiting

Reduce the chances of missing an important call. Feature Two-line feature lets you make multiple phone calls at once. Connects to your cell phoneswap between cellular and landline calls seamlessly.

Separate ringtones for landline and cell. Reliable DECT 6.0 digital technology for ultra-clear, buzz-free communication. Robust phone book directory.