Get the features you need in a classroom headphone at an economical price with the Hamilton HA-1A.Operates in 1/8 inch stereo and 1/4 inch stereo modes. All of these features are included at a very affordable price. Refresh kit available includes a replacement reclosable storage bag and two new ear cushions.
• Impedance: 170 Ohms
• Frequency response: 18-20k Hz
• Cord: 2 meters
• Speaker drivers: 40mm cobalt magnet type
• Weight: 5 Ounces
• One (1) year warranty.