It's been a long work day and you're looking to kick back and relax while browsing your mp3 player's massive music library. Don't settle for headphones; send that music blasting through your high-quality home speaker system all from the comfort of your couch. This Bluetooth adapter hooks into any 3.5mm plug and provides wireless connectivity for any music device. You'll never have to get up from your seat in order to skip through your playlist; simply pair this receiver with your music player and you can keep your mp3 player with you while you relax in comfort and convenience. Bluetooth v3.0 adapter for 3.5mm stereo headphone jack or car AUX port Class 2: 33 foot (10 meter) range Supports A2DP stereo profile Frequency: 2.4 GHz One-touch connect button for easy device pairing and simple control Up to 8 hours of streaming music playback with full chargePackage Contents: 1 x 3.5mm Connector， 1 x 3.5mm Cable 1 x Micro USB Cable 1 x Instructions