Come and see our amazing products. Brick Bluetooth Speaker. Available in blue,yellow, black and red colors. It comes with build-in 400 mAh lithium battery. Large imprint area for the logo decoration. Built-in FM radio and SD card compatibility. Bluetooth connection to phone both for music playing or talking on the phone. Ideal promotional item for the technology, sale meeting and more. Pls confirm with us about the packing info, stock status and exact production time before placing your orders.