Shure SE315-CL  Sound Isolating Earphone,  Hi-Definition Micro Speaker with Tuned Bass Port (Clear)
The SE315-CL utilizes a single vented High-Definition MicroDriver for extended range audio with optimized low-end. Designed for both professional monitoring and personal listening, this model integrates a detachable cable at the ear for increased durability and easy replacement, and formable wire for a comfortable and secure fit.