User Guide 2
Page 2
... out unwanted resonant frequencies. and dirt-resistant) Waterproof rubber surrounds keep the elements out UV tolerant composite cone Tested for salt-fog, UV and humidity Polk's rich, deep bass gets an on-the-go overhaul with an IP56 rating and tested for Salt-fog, UV & Humidity. With a space-saving design you...
... out unwanted resonant frequencies. and dirt-resistant) Waterproof rubber surrounds keep the elements out UV tolerant composite cone Tested for salt-fog, UV and humidity Polk's rich, deep bass gets an on-the-go overhaul with an IP56 rating and tested for Salt-fog, UV & Humidity. With a space-saving design you...