This powerful subwoofer driver, which means quality you. One such type of promedia manufacturers has taken a large role in audio technology. Just an excursion demonstration of the logitech z-623 subwoofer using exo's 100hz to 1hz bass test. The purchased logitech captivating thx sound speaker system 2.1, z623 can be delivered to saudi arabia. While it may be the standard i'm not a fan of subwoofers and this is only the second product i've reviewed that has one.