Sonilex is the very good brand and its Bluetooth speaker is best, its have very good featurs like strong plastic unibody for protect the product, 5w speaker for awesome sound quality and it having lithium ion battery for music last long as well as.wireless Bluetooth range is 10m.FM/Aux cable/Bluetooth modes are there by through a button, and three extra button are for power on/off, volume up/down.one usb v3.0 port and charging usb 2.0 port, and also have one charging indicator.It have More feature with calling facility.best up luck!