PEODUCT DETAIL:1. Rectangle shape maximizes the sound volumeand energy. 2. Easy and fast to pair with smart phone， tablet， laptop or other Bluetooth enabled devices.3. Powerful acoustic drivers brings you unprecedented high volume auditorysense impression. Streaming music can be in-large space.SHIPPING:ship your order within 24 hours once your payment is confirmed.DELIVERY:for the united states， it will take around 7-16 days to arrive after shipping， it depend your shipping address and customs clearance， it will take more days to arrive europe countries.