InnoFlask Wireless Bluetooth Portable Speaker with Travel Case INNOFLASK is in a new class of audio device. Small in size and in a firm case no larger than a sunglass case, the InnoFLASK offers great portable sound. InnoFLASK is a Bluetooth device that pairs instantly with your mobile device, iOS or android. Playback is clear and rich. With its fashionable case designed for carry and use as a stand this portable speaker has a frequency response of 100Hz - 15kHz; feat The stylish hard case makes it easy and convenient. This piece is easy to set up and play in a hotel room, garage, garden setting or on the go! MicroUSB charging cable included