Stream Bluetooth Audio to Any Source Pair the Klark Teknik Air Link DW 20BR stereo wireless audio receiver with any Bluetooth-enabled device, and you'll be able to stream audio to any installed or portable sound system up to 100 feet away. Want to stream to more than one location? Then add more DW 20BRs for larger coverage. The DW 20BR features a high-headroom design and external articulating antenna for top-notch sound that's free of interference. This durable little unit boasts aluminum extrusion casing with protective rubber corners and rugged Neutrik connectors. For hospitality, event, retail, and home use, the Air Link DW 20BR is a seriously handy device.Multiple units provide maximum range and flexibility The Air Link DW 20BR has a receiving range of up to 100 feet. You can use multiple DW 20BRs to increase your coverage or to provide targeted zone broadcasting, so long as each DW 20BR