A:AnswerNikki - The VTech DS6621-2 does not have an announce only feature. The said feature is available on the 4 line phone model VTech CM18445.
Thank you,
-VTech Support
A:AnswerHello - The VTech DS6621-2 has a ringtone setting for paired cellphone. For more details, please contact our Consumer Sales and Service Center between the hours of 9:00 AM and 5:00 PM Monday through Friday at 1-800-595-9511.
Thank you,
-VTech Support
A:AnswerHello Kate - The VTech DS6621-2 comes with two cordless handsets. The unit is expandable up to five cordless handsets. The expansion handset compatible with the unit is the model VTech DS6600.
Thank you,
-VTech Support
A:AnswerBernie - Yes, you can answer cellular incoming calls using the cordless handsets of the DS6621-2 by pressing the CELL button.
Thank you
-VTech Support
A:AnswerBeth - The Vtech DS6621-2 is compatible with Bluetooth enabled cellphones, they are designed to work with both Android and iOS platforms. Thank you for your interest!
A:AnswerJoe - It is normal for the Vtech DS6621 to show "NO LINE" if there's no active land line connected to it. Your system will still work for cell calls as long as your cellphone is paired via Bluetooth. If you have trouble pairing your cellphone, please contact us at 1-800-595-9511. We are open from Mondays to Fridays, 9:00 AM to 5:00 PM. Thank you!