Receive a 20% Cash Back coupon and Free Shipping on all Denon purchases!Listen to your favorite audio wirelessly with the Denon® Heos 1 Wireless Speaker Series 2. This portable speaker features advanced DSP (Digital Signal Processing) to deliver full range sound, with custom EQ sound and dual channel Class D digital audio amplification. It’s humidity resistance makes it perfect for using outdoors. Simply pair your smartphone or tablet via Bluetooth or use the 3.5mm aux input to connect directly. Charges via USB.