Specification:Material: ABSOutput power: 5WInterface: 1*TF card slot; 1*micro USB charging portOperation mode: key operationbluetooth version: 5.0Battery capacity: 2000mAhSignal to noise ratio: 85dBNumber of speakers: 1Size: about 8.5*8.5cm/3.35*3.35inColor: blackFeature:1. The colorful breathing night light that flashes with the rhythm of the music makes this bluetooth speaker add atmosphere to the surrounding environment. It is a very decorative small speaker.2. It is both a bluetooth speaker and a digital alarm clock. Through the LED screen, you can see the current time and the set alarm clock. Very practical. Built-in noise reduction microphone, intelligent noise reduction, clearer calls.3. Insertable TF card design, you can play the music in the memory card offline even when bluetooth is not connected.4. High-quality internal magnetic speaker, full of sound and delicate tone. Using full-frequency 5W technology, extremely high restoration of music, full bass, bright treble, making the sound effect more layered.Package Includes:1 * bluetooth alarm clock speaker1 * USB charging cable1 * Instruction manual