* Size: 90×90×90MM * Bluetooth Version: V2.1 + EDR * Playing time: up to 5 hours * Standby time: 40 Hours * Audio Output: 8W * DC in: DV 5V * With built in Microphone,support phone call * 3.5MM AUX in for mp3 or other device. * Built in Li-ion battery for portable usage.