Special Features:

Undercut, comfort gel ear seals; double-foam headpad; terminated with 3.55 commonly used stereo plug; includes .25inch mono and stereo plug adapters; range is 10-20000hz; nrr (noise reduction rating) 23db; compatible with most computer sound cards; note item is not "tso'd"

Properties:

An item consisting of one or two earphones with a connecting cord and with or without a headband. Single headphone type must include facilities as required for use. For items without earphones designed to protect the ears from noise, see protector, hearing.