Opened and never used, adjustable ringer from off to low or high, hearing aid comparable and able to save 10 phone numbers. The BT Duet 210 Corded Telephone is a retro styled white unit that is wall mountable and hearing aid compatible. With one phone line and is a reliable option for those in need of a corded telephone. This phone is ideal for those who prefer a classic, retro look for their home telephone with the build quality and reliability from a classic BT phone
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