Bengoo Portable Wireless Bluetooth Speaker with LED Color Lights, Remote Control and TF Card Slot A combination of music and magic: Built-in 8 hours of playtime; Built-in memory chip for breakpoints playback function. The intensity of light and color will flash as the rhythm and volume of your music. 10 Meters transmission distance, can be applied to many occasions like outdoor and indoor activities. 16 Million Color Combinations: It's gorgeous because the rainbow colors sparkle like shimmering frost or glitter from inside the speaker. The LED can produce 16 million color combinations, they are slightly muted to a sophisticated look and go well with the faceted surface. Portable Size: The speaker(4.9 x 4.9 x 4.3 inches) can be carried easily with the weight of just 10.8 onces. It has 2* 3 watt speakers to deliver excellent sound, Re-chargeable Li-battery last for 10 hours, best for outdoor parties. Comes with the remote controller. The remote control can only control the volume and light but also able to mute, skip and pause mute, skip pause,etc. When you Control it, it will flash different beautiful and delicate colors lighting dark rooms or space. Enjoy the music as you wish. With TF card slot, you can put TF in up to 32GB, or line in 3.5mm wired connection. Equipped with the advanced wireless bluetooth technology, compatible with most Bluetooth-enabled devices.