Mini Bluetooth Speaker Portable Wireless Speaker Sound System

Product Description1.Battery capacity:Rechargeable lithium battery, the battery capacity of 1200mAh, can continue to play3.5 hours2.Can support 4 kinds of mode to playing music, bluetooth, TF, U disk mode, 3.5 mm audio line mode3.bluetooth version:V3.0+EDR4.bluetooth transmissio distance:10 meters5.frequency response range :85hz~20KHz6.sigani-to-noise ratio:84db or higher7.sensitivity:80db+2db8.size:190mm*60mm*56mPackage includes1*NBY-18 Speaker1*Audio Cable1*Charging cable1*User Manual