Conclusion: If you're looking for a cordless phone system with great sound quality and lots of features, experts and owners say the Panasonic KX-TG7743S is the one to get. Sound is clear when making calls or listening to messages, range is long and reliable overall, and there's Bluetooth link-to-cell capability. There's no traditional speed dial, but you can store up to 3,050 contacts in the phone book, which makes calling faster.
Pros: Can link up with two cellphone lines, Good speakerphone, Easy to set up and use
Cons: No speed dial, Performance and compatibility issues on some devices