The Bluetooth Speaker from Zealot pairs with all Bluetooth-enabled devices including smartphone/tablets/PC and allows wireless music streaming up to 10m away. Equipped with a smart audio chip, two magnetic speakers and diaphragms, the Speaker can provide 360-degree surround sound performance at Hi-Fi level. Built-in 4000mAh rechargeable battery that provides up to approx. 20 hours of playtime. And a touch panel with blue breathing lights, very easy to operate.It also supports hands-free talk thanks to the DSP noise-canceling microphone. TF card and Aux-in are supported as well, freely enjoy music. Meanwhile, the exclusive APP develops many useful functions including listening to music online and via the radio. What's more, it can be used as a power bank with 4000mAh for emergency charging for your phone.- Built-in 4000mAh lithium battery, long time play music- Connection in many ways, like 3.5mm AUX connection, Bluetooth connection- Support to TF card (Max. 32GB)- Include a buckle and TPU protective cover, can hang on your backpack and also protect it from damage- Built-in hands-free microphone and DSP noise canceling system. Make the sound more clear- Dual 40mm speakers, dual diaphragms and bass effect, give you a stereo HiFi sound- Can be as a power bank, charge your phone in an emergency