Sony Portable NFC Bluetooth Speaker with Speakerphone, Black Audio punch anytime, anywhere. This Bluetooth portable speaker delivers amazing audio with dual-radiators for enhanced bass and one-touch listening for simple connectivity to compatible Bluetooth devices using NFC. Wirelessly stream rich sound or hands-free calls thanks to ClearAudio+. With up to seven hours of battery life it'll play all day. More than just a speaker, you can take advantage of hands-free calling via the built-in speakerphone with he push of a button. Connector/Port/Interface: 3.5 mm Jack; Bluetooth; Output: 10 W x 2 (AC Power); Depth: 2 1/2"; Drivers: Full-range; Approx 34 mm (1-1/3") dia. (x2). Bluetooth audio streaming with One-Touch listening. Bluetooth; Speaker; Electroacoustics; Transducers; Audio; Sound; Systems; Equipment Manufacturer's limited one-year warranty. Bluetooth speaker offers powerful, portable, stereo sound with 20 Watts of power.