Portable Bluetooth Wireless Multimedia Speaker NBTS100 Black

Nikai portable speaker system Bluetooth speaker with wired mic Karaoke function FM radio USB flash Micro sd Rechargeable Speaker. Size: 4”x 2 30watts power full speakers Frequency response: 70hz-20khz 2500mhA 7.4V. Inbuilt lithium rechargeable battery S/S ration: 65dba Multiple led lights colors Bluetooth chip: 4.2 Hand free talking with bass Support aux in/usb/sd/tf/bt/fm radio Playing time 6 hours per charge Playing time.