Hal Leonard Deluxe Mono Stereo Headphones, Model 40-404, Vintage.  Used in good working condition.

• Light weight

• Adjustable headband

• Mono/Stereo switch

• Individual volume controls

• Comfortable foam ear pads

• 20-20,000 hz response

• 8 ohms impedance

• 10 foot coil cord

• ¼” stereo plug