The BT 4600 Trio Big Button Answerphone is a corded/cordless telephone combo that includes three handsets, perfect for expanding phone lines in a household or office setting. With features like DECT technology, hands-free calling, an answering system, caller ID, and the ability to block unwanted calls, this sleek silver phone is equipped to meet the needs of both everyday users and those with special requirements such as being hearing aid compatible. The PAT tested certification ensures the safety and reliability of the device, making it a practical and efficient choice for communication needs.