Voice commands: When a call comes in, just say \"answer\" or \"ignore\". You can also dial, mute, swap calls, redial and more. Voice prompts: Once you\'re connected, voice prompts alert you with battery status updates, mute status and more. Built for your BlackBerry smartphone: Listen to audio files saved on your smartphone and get turn-by-turn directions from third-party GPS mapping apps.1 Advanced noise-cancellation technology: Get clear conversations with noise-cancellation technology and dual microphones. Automatic volume control: The headset adjusts the volume of your call as you accelerate onto a highway or in other noisy environments. Sleek design: Get fit, comfort and style with metallic finishes, a leather face and carefully crafted ear gels and ear hooks.