♫【 Bass Speakers】——【double Bass and double tweeters】A21 Speaker is a portable speaker, it have 4 loudspeakers including double Bass, double tweeters and a rear heavy bass guide tube. With this speaker, you’ll feel as if you’re at a live concert, with clear high notes, deep bass and true sound.60W Big power blueooth speaker can provide very stereo and amazing bass sound. It will bring you an unprecedented listening experience.

♫【 speaker with lights】——【Cool flashing Lights】The speaker has flashing LED lights, which dance with the music., and the flashing strobe makes music more dynamic and attractive. This cool colorful light can be controlled (you can control the light by "double-click the pause button"). You can the lights for party, beach, camping or outdoor travel.

♫【Multifunctional portable speaker】—— 【 5.0】A21 Outdoor speaker has a 5.0 chip built in, it quickly to connect any devices with to get continuous sound in any situation,it works withSmartPhone. The barrier-free transmission range is up to 100 , for outdoor picnic and camping. The 3.5mm audio aux is wired to smartphone, MP3, MP4, Computer, PC, TV and other non- devices with 3.5mm audio jack.

♫【 Party Speakers】——【Portable Karaoke Machine】 A21 is equipped with a professional karaoke speaker and microphone playback system. It is recommended to use it with a microphone so that the enthusiastic singing voice can provide music atmosphere and effect for your party. Hand-held microphone, you will be the brightest party among the party stars (the product does not include a microphone)

♫【Outdoor speakers】——【 Rechargeable 】The A21 speaker is equipped with four , each is 2000 mAh, and the total is 8000 mAh. It takes about 2-4 hours to fully charge. The rechargeable can play music at the maximum volume for a long time without interruption. Therefore, whether it is an indoor dance party or an outdoor dance party, you can the carnival!