OEM Original Blackberry Stereo Headset with On/off Button (Hdw-13019) for RIM Blackberry PDA Smartphone 6210, 6230, 7230, 7210, 6280, 7280, 7510, 7100, 7105, 7290, 7520, 7250, 7100i, 7130, 8700, 7100g, 8700g, 7130e, 7130c, 7130g, Pearl 8100, 8100c, 8703e, Brand New Original BlackBerry Accessories. Model number: HDW-13019 It mutes the music, and operates in mono sound during a call. Music resumes in stereo when call is e Sleek ear-bud headset design fits snugly into the outer ear. Adjustable neck loop helps keep the cor Molded audio adapter is integrated in-line, to eliminate static connections. Send & End button can also initiate Voice-dial on voice-dial equipped cell phone models.