Jabra Evolve2 65 UC Stereo USB-A Bluetooth wireless headset with large 40mm noise isolating foam oval ear speakers. The large soft ear cushions provides incredible pasive noise isolating speakers. Jabra Evolve2 65 has a built-in busy light, visible from all direction, automatically turns on when in use. Jabra Evolve2 65 Stereo is UC certified, compatible with all leading UC computer softphones. With the large 40mm speakers, it's also a great headphone for hi-fi music listening.