LED lighting function, touch the metal horn mesh, choose the color of the light freely, click the horn mesh to enter the white light mode, there are three kinds of brightness (micro bright, medium bright, high bright); long press the horn mesh to enter the color light mode, seven light modes (5 color lights + breathing lights + rhythm lights). Support Bluetooth-compatibletooth, TF card (maximum support 32G), audio input to play music. Bluetooth-compatible connection, support hands-free answering calls by touching the horn mesh. Screen display clock, support alarm clock function. Timing function: 20 minutes, 40 minutes and 60 minutes timer shutdown can be set respectively. Support FM radio. 3W power external magnetic horn, fine sound quality. 2000 mAh built-in lithium battery, long standby time. Low light, 41 hours standby, medium light, 28 hours standby, high light, 20 hours standby. Specifications: Materials: ABS + PP Light power: 2.4W Input port: TF card, 3.5mm Aux(TF card not included) Transmission distance: 10 meters Input: DC 5V /1000mA Charging time: 3.5 hours Music playing time: about 5-8 hours Color: White Size: app.122x90mm/4.80x3.54in Quantity: 1set Note: Please allow 0-1cm error due to manual measurement. . Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package includes: 1 x Bluetooth-compatible Speaker 1 x USB Charging Cable 1 x Audio Cable 1 x Instruction Manual