A18 Ball Bluetooth Speaker with LED Light Portable Wireless Mini Speaker Mobile Music MP3 Subwoofer Support TF (Blue) Features: Suppot TFAuxBluetoothFM playing mode Portable, just like a tennis ball Good sound performance This Portable Bluetooth Speaker will makes you enjoy your music wirelessly anywhere you want. Bluetooth connectivity allows you to wirelessly play and control your music from Bluetooth devices and take calls hand-free directly through the speaker. Built-in rechargeable battery lasts for up to about 3 hours per charge. Specification: Bluetooth: V4.2 Working Distance: 10M Voltage: DC 5V Battery Charge Time: 3H Playing time: About 3 hours. Loudspeaker: 4Ω3W SN Ratio: >75db Frequency Response: 12HZ--18KHZ Dimension: D=80MM Size: 77*80MM Net weight: 210g Color: Black Package listing: 1 x Speaker 1 x AUX Cable 1 x Charging Cable 1 x User Manual