OVER THE HEAD WITH MUTE VOLUME NOISE CANCEL 2.5MM for BlackBerry 8830

OVER THE HEAD W/ MUTE,VOLUME NOISE CANCEL 2.5MM RED RETAIL
Features: Lightweight and comfortable headset - Noise canceling microphone - Convenient 6 inch adjustable boom with ultimate flexibility - High fidelity headphones with a frequency range of 500-5k Hz - 52 inch cord with in-line volume control and mute button - 2.5mm jack - Noise cancellation microphone for speech recognition application, lightweight design for long term wearing comfort, 90 degree swivel earcup design, adjustable headband to fit various head sizes. Flexible mic boom, in-line volume control and microphone on/off button.