OEM Blackberry 3.5mm Mono Handsfree Headset Headphone Earphone for T-Mobile Blackberry Curve 8520 Miniature clip to keep chord in place Brand new high quality OEM Blackberry and hands-free headset for Blackberry Includes a Send / End key on the mic to allow you to receive and end calls w the push of a button on Great sound quality and bass response Excellent sound quality