Specifications Battery capacity: 1200mah Playing time: about 8hours Bluetooth range: up to 60 feet Built-in Bluetooth wireless transmission, hands-free function for incoming calls Stereo audio transmission protocol (A2DP V1.2) Support microphone singing function Support playing MP3 songs stored in U disk Support playing MP3 songs stored in TF card Support all audio input from external 3.5mm terminal High-quality sound Subwoofer effect built-in dual speakers stereo surround, 360 ° surround sound. Colorful Lights Show Complete the party atmosphere as this speaker produces stunning lighting effects. It can be used freely both outdoors and indoors, and enjoy music through high-performance drivers and unique enhanced bass. Suitable for iPhone, iPad, Echo Dot, Echo, Samsung Galaxy, Samsung Note, Smartphone Mac, Windows laptop, computer, Chromebook and others with aux Port of Bluetooth digital player or media device.

?Large volume and Long-lasting Playtime?With the top rechargeable li-ion battery,the Bluetooth speaker has an unparalleled 8 hours of continuous music playback time. Long press the volume "+" / "-" to control the volume of the speaker, and the speaker will adjust the volume according to the length of time you press it. Keep in mind that the actual playtime can vary depending on volume level, audio content, and usage. ?Tough & Weather-Resistant?IPX5 rating for protection against water splashes and spills.The Bluetooth speaker is resistant to splash, rain, gentle spra, so it is suitable for shower room, swimming pool or beach. No worries about weather and outdoor condition, be the Rocker on your trip. It is an excellent waterproof speaker for outdoor sports. ?COLORFUL LIGHT SHOW?Wireless Bluetooth speaker design is unique and attractive, it can provide a variety of different color change theme, using Bluetooth speaker, will show a perfect rainbow light show, pulse, phase and shine with your music beat, the gradient light will give you a party atmosphere. ?3D HD STEREO SOUND?360° surround highdefinition sound, the speaker delivers immersive sound with rich bass, without any noticeable distortion even at maximum yolume. Bluetooth speaker is equipped with stereo surround sound drive speakers and advanced digital signal processors to enjoy music at any volume. Even at full volume, it's like a live performance. ?ADVANCED TECHNOLOGY?: The Wireless Speakers use the most advanced Bluetooth technology, which can easily connect to all your music in seconds, provide more stable connection, faster pairing and universal compatibility. Hassle-free connection is possible within 100 feet of the wireless speaker.