Product description Shell material: plastic Bluetooth version: 4.0LED color night light 48 colors (color temperature 3500~3800K; three-level brightness setting) Function: card, alarm clock, voice prompt, night light LINE IN (wired audio input, can be connected to TV, Computer, tablet, mobile phone and other audio sources) Speaker specifications: 5W + low frequency power amplifierBuilt-in battery: 4000mAhPower (charging): 5V USB1. 5 in 1 Super Multifunctional - Touch Control Night Light + Bluetooth Speaker + MP3 Player + Digital Alarm Clock + Dimmable Night Light. You can live a colorful life listening to audiobooks in the bedroom at night or playing music while cooking or exercising.2. Bluetooth 4.0 Speaker Easily connect with bluetooth, compatible with all bluetooth devices. Also supports U disk, TF card, AUX input. 33Ft/10M Bluetooth range. You can enjoy super high quality sound, listen to audiobooks in the bedroom at night, and play music while cooking or exercising