[Powerful Speaker] - Zhiwhis packed so many radio functions into such a small package. Plus it doubles as a great-sounding Bluetooth speaker. Plus it can play music from a micro SD you install. All that in a radio that's smaller than the palm of your hand! [Superb Sound] - The audio is crisp and the bass is actually quite good since the speaker is one of those 40mm ones rated at 3 watts. With the volume turned up it is quite loud with little to no distortion. [Military-style Design] - Inspired by military-spec equipment that combines elements of ammo boxes, camouflage, steering wheel, and armored vehicles, gives it a bold style with rugged quality. It uses a replaceable lithium battery which is charged through a USB-C jack. [Novel Experience] - It will even work as a wireless speaker, and has several EQ settings available when used in that mode. It will also play MP3, WAV, or WMA music files from a micro SD card (up to 256 gb capacity), you can pick different folders, you