Logitech Ultimate Ears 600vi Noise-Isolating Headset, Dark Silver, Refurbished, Model (985-000121)

Two-in-one functionality for calls and music
On-cord controls and integrated microphone
Extended high-frequency response
Blocks outside noise by 26dB
Five sizes of silicone ear cushions
Two pairs of Comply foam tips
Works with iPhone**, BlackBerry*, iPod and MP3 players* **