A:AnswerHi - The operating range of the VTech DS6151 varies and is dependent on the environmental conditions, the time of use and other interference such as walls, doors, and other obstructions. We recommend you place the telephone base in an open location for optimum range and better reception. Thank you! - VTech Support
A:AnswerMark - There are a number of differences between the VTech DS6151 and DS6251. The latter is a newer model that has bigger answering system capacity. It also has Call Block feature. You can also pair an IS6200 cordless headset on the base. Thank you for your interest! ~VTech Support
A:AnswerHi - Yes, the VTech DS6151 is capable of three-way calling as long as you are subscribed to the service from your telephone service provider.
Thank you,
-VTech Support
A:AnswerHi - The operating range of the VTech DS6151-2 varies and is dependent on the environmental conditions and the time of use. We recommend you place the main base unit in an open location for optimum range and better reception.
Thank you,
-VTech Support
A:AnswerMichele - The operating range of the VTech DS6151 varies and is dependent on the environmental conditions and the time of use. We recommend you place the telephone base in an open location for optimum range and better reception. Thank you! -VTech Support