Shure SE535LTD Limited Edition Red Sound Isolating Earphones with Remote (Old Model) + Microphone Triple high-definition drivers deliver spacious sound and rich bass for cinematic audio in a convenient and portable package. Detachable cable system enables multiple connectivity options for long-term device compatibility, upgrades, and ease of maintenance. Sound Isolating design blocks up to 37 dB of outside noise for immersive listening no matter where you are. Secure, over-the-ear configuration keeps earphones in place and cables out of the way for unmatched, long-wearing comfort. Wireless SE535 earphones (with a Bluetooth communication cable) are also available. Sold separately in 2 colors (Bronze: SE535-V+BT1, Limited Edition Red: SE535LTD+BT1). Own wired Shure SE535 Earphones already? Convert them to wireless with the new Bluetooth-Enabled Cable (RMCE-BT1). Sold separately.