Zook speakers has its own name in the speaker market . Coming to the speaker it’s very handy it fits in your hand and the built quality is super mat finish is given and the led lights are cherry on the top . It’s supports micro SD card, pendrives, aux, Bluetooth, FM so it’s a speakers which supports everything . Usb charging is there and full charge can give u around 5 hours of play . Separate buttons are given for play pause, volumes, led lights, and for receiving and decling calls over all it’s a great speakers I got it from flipkart at around 800 which was a great deal for me