The Hamilton HA7M Headphone with Boom Microphone starts with our class-leading HA7 headphones and adds a built-in boom microphone. The HA7M features soft leatherette style washable, replaceable ear cushions an easy-to-wear lightweight design with swivel ear-cups and a 3 meter long cord. All these features contribute to fatigue-free use in and out of the classroom. Comes in easy to mark medium gray colors.

Specifications:

• Stereo headphones with built-in boom microphone
• 1/8" mini plug headphone and microphone connections
• 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

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