Feature:• Works with ipad、iphone、smartphones、latops、and other devices with any audio player with 3.5mm audio jack.• Li-ion rechargeable battery for ultimate portability volume,music and phone controls• Micro SD card• Led display• Fm radio,search and record the Fm frequency automatically KARAOKE functionSpecification :• Wireless transmission rang : up to 10 meter• Speaker drive size : 6.5 inch• Output power : 5W• Frequency response : 150Hz-18KHz • Battery capacity : 600mAh• Max memory support : 32GBPlay Time : Up to 3 hours at 75% volume • Charging time : 2-3 hoursInside The Box :• Portable Speaker X1• USB Cable X1