Features: ?100% Brand New. ?With Recoder ?Powerful and clear sound in unique design ?Compatible with phones， MP3/MP4/CD/PC/MAC/PSP， Laptop，etc. ?TF/Micro SD card And USB Disk support ?Support A2DP，AVRCP，headset，handfree profile ?Pairing with your iphone， ipad and other smart phones， watching movies， playing games is the real enjoyment! ?Built-in lithium battery. ?With FM Radio Specifications: ?Color: Pink/Blue ?Dimension: 120 x 95 x 35mm ?USB Suit For: USB1.0，USB2.0 ?Surport: MP3.，TF，SD Card ?Working Time: Up to 15 Hours ?Max Output Wattage: 25W ?Frequency Response: 100HZ-320KHz ?Signal-to-Noise: ≥80dB ?Distortion: ≤0.5% ?Battery Voltage/Capacity: 5V 500mAh ?Battery Charging Voltage: 5V±0.5V ?Battery Charge Time: 2-3Hhours