NUVUW Soundforms Junior Wireless HD Heaphones Transforms Into A Portable Boom Box - Carry Anywhere - White HD Headphones Transform into a Portable Stereo System in Seconds Lower Decibel Level: Kid Safe | Does not Exceed 94dB; Complies with Federal Regulations Bluetooth Wireless Technology | HD Stereo Sound | Microphone Enabled Up to 10 Hours for Headphones and Up to 5 Hours for Exterior Sound as a Boombox Simple and Elegant Design Allows Seamless Transforming from Headphones to Wireless Desktop Stereo