Schools love Hamilton headphones. Encore Data Products offers a complete selection of headphones, headsets, listening centers and more by Hamilton Electronics.
Here are some school favorites:
Hamilton HA-66M Deluxe Multimedia Stereo Headset with Microphone
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Part number: HA-66M

Deluxe Multimedia Headset with Microphone
Ideal for today’s classrooms, the HA-66M Deluxe MultiMedia Headphones combine high quality headphones with built-in boom microphone and volume control. 1/8" headphone plug & 1/8" mic plug
Perfect for:
• Computer labs
• Language education
• Videoconferencing
• Gaming
• And more!
HA-66M Full Specifications
Headphone
Speaker: 40mm Mylar
Magnet: Ferrite Cobalt
Impedence: 32 Ohms +- 15% each side
Frequency Response: 20-20,000 Hz
Sensitivity: 110dB SPL +- 3dB at 1kHZ
Input: Min. input 20 mw, Max 30 mw
R/L Output: Diff. dB
Distortion: 5% Max
Input Connection: 3.5mm, black jacketed, nickel plated stereo
Earpad: Black vinyl
Cord: 6' straight
Microphone
Type: Electret condensor
Directivity: Omni Directional
Sensitivity: -41dB, standard -38dB, max -35dB
Frequency Response: 20-16,000Hz
Impedence: 1,500 Ohms, +-15%
Operating Voltage: Nominal +3V; Accepts 1.5V-10V
Output Connection: 3.5mm, red jacketed, nickel plated stereo
Hamilton HA-1A Personal Educational Headphone
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Part number: HA-1A / HA1A

- Four-in-one design that operates in 1/8 inch stereo, 1/8 inch mono, 1/4 inch stereo or 1/4 inch mono modes. Affordably priced with heavy duty recloseable plastic bag.
Weight: 5 Ounces
Warranty: 1 Year Warranty
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