The Smartphone Speakerphone transforms any iPhone or Android device into a high-quality conference call center. Just place your smartphone in the cradle and pair it via Bluetooth. Then, use the large tactile buttons to make phone calls or enjoy wireless music via Bluetooth. Music mutes automatically when calls come in and resumes when you hang up. Features a dimmable LED digital clock, twin stereo speakers, condenser microphone, auxiliary line in and a USB port for charging your phone.