Sennheiser HD 26 PRO Professional Closed Headphones

The HD 26 PRO comes with ActiveGard? to protect the hearing from sudden audio peaks more than 105 dB. The ActiveGard? function can be activated or deactivated.
The modular concept of the HD 26 PRO makes changing cabel or cushions easy.

Features
• Excellent wearing comfort due to low weight, splitted headband and soft cushions
• High passive noise attenuation due to closed design
• Accurate sound reproduction for demanding monitoring
• High sound pressure level
• ActiveGard? for safe and protected hearing
• Special cable shape reduces structure born noise perfectly
• Swivelling ear cap for listening to environment
• Easy replaceable cable and cusions due to modular concept

Specifications
Impedance: 100 O (stereo)
THD, Total Harmonic Distortion: <0.5 % ( at 1kHz )
Cable Length: 1,5 m easy replacable
Frequency Response: 20 to 18.000 Hz
Contact Pressure: ca. 3,9 N
Transducer Principle: dynamic, closed
Sound Pressure Level (SPL): 115 dB (1 kHz, 1V)
Ear coupling: supra aural
Weight: Without cable: 180 g
Max. Sound Pressure Level: 128 dB (1kHz, 200 mW, ActiveGard' off)
Jackplug: 3,5 mm jack plug with screw on adapter for 1/4" (6,3mm) jack plug
ActiveGard: protects from peaks more than 105 dB at 1kHz, on / off switch
Characteristic SPL: 105 dB

What's in the Box:
• 1 Headphones
• 1 cable clip
• 1 wide head band cushion
• 1 screw-on adapter 1/4" (6,3mm) jack plug
• 1 manual

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