Listen to it all in bold colorful sound that fits in the palm of your hand. Bluetooth wireless with built-in speaker and microphone. Wireless range: 60 feet. Handsfree speakerphone, Mode button with voice command. LED light effects. Mini-USB port for Aux in & battery recharge, 3.5mm headphone jack. Micro SD memory card reader: supports MP3. USB port: supports MP3 file format. Battery life: approx. 1 hour Charge time: 60-70 minutes.