Soundfreaq has introduced its new Sound Stack Bluetooth speaker dock for the iPhone, iPad, and iPod. The company’s largest system, the Sound Stack offers a “2.2” channel speaker configuration, with two full-range drivers and two active subwoofers that work in a push-pull configuration to provide increased low-end response. other features include the company’s proprietary UQ3 spacial sound enhancement, a front-mounted dock compatible with the iPhone, iPad, and iPod, a universal USB charging port, Bluetooth for wireless music streaming, an FM radio, and the ability to be controlled by the company’s Soundfreaq Remote app for iOS. Soundfreaq’s Sound Stack Bluetooth speaker dock for the iPhone, iPad, and iPod is available now and sells for $400.