Hi, Dear little angel, welcome to Jacenvly, our products are cheap and good quality, price is fair, you can't miss it. If this product is not your style, please click on our store, we have many kinds of products, there will be you like and suits you. If you have any questions about your purchase, please send us the first message, we offer world class customer service to make your purchase without your worries. Have a nice day. Wireless Bluetooth Speaker Subwoofer Big Volume Mobile Phone Mini Audio Home User Outdoor Carry Portable Feature: Material ABS Product colour: pink, blue Bluetooth: 5.0 Connection: Bluetooth connection Effective distance: 10 metres Frequency range: 100HZ-20KHZ Signal-to-noise: ≥75dB Power supply mode: USB Rated voltage: 3W Built-in battery capacity: 300mAh-500mAh (including) Product size: 8*11*8 cm/3.14*4.64*3.14 in Description: Upgraded version of the shock speaker: super bass, better sound quality, Bluetooth 5.0 transmission is more stable and faster, no delay in the call. Mini portable: can be carried on the body of the subwoofer, whether it is learning street dance, dance, yoga is your good companion! Bluetooth / wired connection: no Bluetooth can also be connected, with a cable can be connected to a computer or laptop as a computer external audio T W -S interconnection technology: serial surround sound left and right stereo Large-capacity battery, long battery life: 2000mah battery, you can listen to songs and talk for 24 hours. Package Included: 1×Audio 1 x Data Cable Feature: Material ABS Product colour: pink, blue Bluetooth: 5.0 Connection: Bluetooth connection Effective distance: 10 metres