Hamilton SchoolMate Headset | HA-7M HA7M Mono/Stereo Headphone with Microphone

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Part number: HA-7M

The Hamilton HA7M Headphone with Boom Mic features four-in-one operation on 1/8 inch stereo, 1/8 inch mono, 1/4 in stereo and 1/4 inch mono modes as well as a built-in boom microphone.
New soft leatherette style washable, replaceable ear cushions, new easier-to-wear lighter design with swivel ear-cups and soft coil, 3 meter long cord (almost 10 feet!) all contribute to longer fatigue-free use.
Now in easy to mark medium gray colors. Use in groups with a listening center jackbox.

Specifications:
- Auto Stereo/ Mono
- 1/8" & 1/4" Plug
- Impedance: 170 Ohms
- Speaker drivers: 57mm cobalt magnet type
- Headphone frequency response: 18 - 20 Hk
- Microphone - Electret Condenser, Omnidirectional Pickup
- Soft leatherette style washable ear cushions
- One Year Warranty