• Low weight
• First-class wearer comfort over several hours thanks to the patented automatic split headband and soft ear pads
• Limiter/ActiveGard™ (which can be switched off) protects against volume peaks over 110 dB
• Active NoiseGard™ noise compensation professionally reduces noise by up to 15 dB (HMDC 27 only) and does not require batteries. Instead, it is supplied with power through phantom powering (P12 bis P48)
• “Flip-away” headphone allows single-sided listening
• High-fidelity, linear playback for demanding applications
• Flexible microphone boom can be worn on the left or right ear
• Noise-compensating dynamic microphone for brilliant voice transmission thanks to the hyper-cardioid pick-up pattern (HMD 27/HMDC 27)
• Condenser microphone with a cardioid pattern and very linear frequency response (HME 27)
• Single-sided cable guide, cable is easy to change thanks to the modular connector system
• HME 27 without a cable,
• HMD 27 without a cable
or
• HMDC 27 including the II‑X3K1 cable
• large headband padding
• cable clip
• windshield
• quick guide
• safety instructions
Other cables can be ordered separately. Thanks to the modular build system, all of the cables from the 26 series and 26‑II series headsets are compatible with the 27 series headset.