EPOS I SENNHEISER IMPACT MB 660 UC MS vs. Marshall Major III

Headphones Comparison, Reviews and Tests

Detailed comparison and review of EPOS I SENNHEISER IMPACT MB 660 UC MS and Marshall Major III. With our comprehensive overview, you can simply compare design, sound quality, but also other key features of both headphones and easily decide which ones are the right choice for you. Our goal is to help you identify the main differences between products and find the headphones that best fit your needs and expectations.

Headphones Specifications Comparison

EPOS I SENNHEISER IMPACT MB 660 UC MS vs. Marshall Major III Comparison Chart
DESIGN AND DIMENSIONS EPOS I SENNHEISER IMPACT MB 660 UC MS Marshall Major III
Product Type Headset - Bluetooth - wireless - NFC Headphones - wired - 3.5 mm jack
Weight 227 g 178 g Marshall Major III are lighter than EPOS I SENNHEISER IMPACT MB 660 UC MS headphones.
Colour - Black | Brown
Recommended Use Portable electronics, computer Portable electronics
Bluetooth Range (Operating Distance) 25 m -
SOUND QUALITY EPOS I SENNHEISER IMPACT MB 660 UC MS Marshall Major III
Headphones Form Factor Full size On-ear
Headphones Technology Dynamic Dynamic
Ear Cups Type Closed -
Adjustable Headband - Yes
Foldable Yes Yes Both headphones can be folded.
Connectivity Technology Wireless Wired
Wireless Technology Bluetooth -
Bluetooth Version Bluetooth 4.2 -
Bluetooth Profiles Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP), Device ID Profile (DIP) -
Active Noise Cancelling Yes - EPOS I SENNHEISER IMPACT MB 660 UC MS are equipped with active noice cancellation.
Active Noise Cancelling Technology Adaptive Noise Control -
Sound Output Mode Stereo Stereo
Frequency Response 17 - 23000 Hz 20 - 20000 Hz EPOS I SENNHEISER IMPACT MB 660 UC MS offer a larger frequency range than Marshall Major III.
Total Harmonic Distortion (THD) 0.5% -
Sensitivity 118 dB 99 dB EPOS I SENNHEISER IMPACT MB 660 UC MS have higher sensitivity than Marshall Major III.
Impedance 46 Ohm 32 Ohm
Diaphragm - 40 mm
MICROPHONE EPOS I SENNHEISER IMPACT MB 660 UC MS Marshall Major III
Type - On-cable
Microphone Operation Mode - Mono
Frequency Response 150 - 6800 Hz -
REMOTE CONTROL EPOS I SENNHEISER IMPACT MB 660 UC MS Marshall Major III
Controls - Answer/end
CABLE EPOS I SENNHEISER IMPACT MB 660 UC MS Marshall Major III
Cable Type Audio cable
Micro-USB cable
Headphones cable
Detachable Cable - Yes
BATTERY AND CHARGING EPOS I SENNHEISER IMPACT MB 660 UC MS Marshall Major III
Battery Type Headset battery rechargeable -
Battery Life 30 hours -
Standby Time 360 hours -
Charging Time 3 hours -
WIRELESS LINK EPOS I SENNHEISER IMPACT MB 660 UC MS Marshall Major III
Transmission Range 25 m -
CONNECTIONS EPOS I SENNHEISER IMPACT MB 660 UC MS Marshall Major III
Connector Type - Headphones (mini-phone stereo 3.5 mm 4-pole)
OTHERS EPOS I SENNHEISER IMPACT MB 660 UC MS Marshall Major III
Included Accessories Carrying case, Bluetooth adapter, airplane adapter -
Service & Support Limited warranty - 2 years Limited warranty - parts and labour - 1 year
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