Professional grade headset for cellular or home cordless phones. Blocks out background noise such as road and engine noise. Free both hands to drive, work, practice your hobbies or care for your kids.  The professional quality headset offers long-wearing, secure comfort and durability. Features: • Lightweight, attractive design • Noise canceling microphone greatly reduces background noise • Receive volume • Mute • Call answer/end • Flexible microphone boom is quick to adjust and stays in place • Concave ear cushion for improved sound and greater comfort • Compatible with home cordless and cellular phones with 2.5mm headset jack • Left or right side microphone placement • One-year warranty. NOT COMPATIBLE WITH NOKIA PHONES