The Samsung WEP450 delivers superior Sound quality for crystal clear conversations. Engineered with excellent ear coupling for improved Audio and noise isolation capabilities. Keep talking with up to 6 hours of talk time & more than a week of standby time. Using a bluetooth headset with a compatible phone increases mobility and enables natural communication. Walk and talk. Pair up your Bluetooth compatible phone with the Samsung WEP450. It's a fun, convenient, and practical way to improve your Mobile lifestyle.