Panasonic Link-to-cell Bluetooth Cellular Convergence w/ 1 Handsets KXTG7741S

I use this phone in my business. I plan to link my cell phone to the system and use a bluetooth headset to answer all calls both landline and cellular.

According to the manufacturer, ALL Panasonic cordless phones that are Bluetooth capable require the Bluetooth be turned off every time you use the keypad. That means when you want to press an extension or option, you have to turn the Bluetooth headset...