Listen to your all time favorite music tracks on-the-go with the Jawbone ERA in-ear headset. Supporting the NoiseAssassin technology, this Jawbone headset blocks ambient background noise, thus enabling you to listen to music with superior quality sounds. Moreover, the USB port of the Jawbone ERA in-ear headset allows you to easily connect and play content from an external USB device. Having Bluetooth connectivity, this Jawbone headset also enables you to wirelessly connect and share data with other compatible devices. Weighing only 0.4 oz, this headset can easily be carried along. All in all, this headset is a must-have for all ardent music lovers.