A:AnswerHi - No, the VTech CS5119-16 cannot be connected using an ethernet cable. It can be connected to a telephone wall jack or modem using an RJ11 telephone line cord.
Thank you,
-VTech Support
A:AnswerHi - No, you need to subscribe to a landline service from your telephone service provider in order for the VTech CS5119-16 to work.
Thank you,
-VTech Support
A:AnswerHi - The VTech CS5119-16 can be registered to the CS5119-2 if they have the same serial number range. Please contact our Consumer Sales and Service Center between the hours of 6:00 AM and 4:00 PM PST Monday through Friday for more details.
Thank you,
-VTech Support
A:AnswerHi - The VTech CS5119-16 does not have a speed dial feature. If you are interested with the said feature, you may check the model VG231 and IS8251-3.
Thank you,
-VTech Support
A:AnswerHi - The VTech CS5119-16 does not have a Bluetooth feature. If you wish to connect a landline phone to a cell phone, you can check the model IS8151-5.
Thank you,
-VTech Support
A:AnswerHi - The handset from the VTech CS5119-16 can be registered to the telephone base of the CS5129-26. You need to de-register the handset from the original base then re-register it to your current base. For more details, you can contact our Consumer Sales and Service Center between the hours of 9:00 AM and 4:00 PM Monday through Friday at 1-800-595-9511.
Thank you,
-VTech Support