“ I love the look of Sleek's sa1, the rosewood body of them and the overall build quality is unsurpassed at their price. That is enough in a lot of people's eyes to convince them, they do, however, have a few problems. The sleek customizability is not one of them though. They come with quite an array of tips of several types as well as sizes and two tuning filters. You may argue that...” --Marcus_C
The Sleek Audio W-1 Wireless Audio Accessory works with any Sleek Audio earphones. Featuring Kleer wireless technology, the W-1 wireless delivers CD quality, lossless sound from up to 60 feet away from your audio source. Completely rechargeable, the W-1 delivers up to 10 hours of independent battery life, and with additional W-1 units, allows four people to listen to one audio stream.