Sound quality is good for medium hearing, but if the user’s expectation is very high sound then this product is not for him.Definitely this product cannot be used in a party.Best for solo hearing when alonevery user friendly: works at low charge also.directly we can charge it i.e we can charge it how we charge the latest smart phones.If the battery finishes, then we need not wait for entire battery to get chaged again.we can simply plug it into charger and use it.features: easily pairs via bluetooth present in laptops, any kind of smartphones .At a time we can connect only one device.Once paired with a device, if the bluetooth is on in a device and the speaker is on, automatically when we put a song, the sound is heard.speaker gives a beep sound when it is connected into a device.comes in black, creamish green colours.Reliability: Highly reliable. Doesn’t spoil if it falls from hands.It also comes in a economical price.It is priced around 1500 with a one year warranty