The catch is you need to hook it up to powered speakers or a receiver, either via 3.5 mm headphone cable or Bluetooth if you want to listen to music. (ecoustics.com)
This one will plug directly into speakers via headphone cable for streaming audio & podcasts and other forms of audio. (techguysmartbuy.com)
The solution could be as simple as a new kind of headphone cable, such as the one seen here. (digitaltrends.com)