iHome WORLDWIDE VOLTAGE Bluetooth Stereo System with Speakerphone with NFC Technology & USB Port Bluetooth-Enabled Wireless Stereo System with Built-In Speakerphone Capability Stream Wireless Digital Audio via Bluetooth from your iPhone, iPad, Android, Blackberrymost Bluetooth devices NFC (Near Field Communication) Technology Instantly Connects NFC-Capable Devices to Bluetooth Built-In Mic, ATI SoundClear, Reson8 Speakers, USB Port, AUX-In-Jack (3.5mm) WORLDWIDE UNIVERSAL 100-240V AC POWER ADAPTER