Bluetooth 4.2 enables wireless streaming for room-filling sound Ultra-slim design is completely portable, perfect for commutes and travel Speakerphone functionality lets you take hands-free calls Rechargeable lithium-ion polymer battery provides up to 10 hours of playtime, so can keep going all day or night Ultra-thin driver and specially tuned acoustics provide high-fidelity sound Integrated conferencing system features noise cancellation for crisp, clear conference calls on the go Included carrying pouch makes it easy to take the speaker anywhere