Sennheiser HD 2.30i vs. EPOS I SENNHEISER IMPACT MB 660 UC MS

Headphones Comparison, Reviews and Tests

Side by side comparison and review of Sennheiser HD 2.30i and EPOS I SENNHEISER IMPACT MB 660 UC MS. Compare design, sound quality and other key specifications and features to simplify the choice of your perfect headphones. Our goal is to make it easier for you to decide on the headphones that will best meet your expectations by revealing the main differences between the products.

Headphones Specifications Comparison

Sennheiser HD 2.30i vs. EPOS I SENNHEISER IMPACT MB 660 UC MS Comparison Chart
DESIGN AND DIMENSIONS Sennheiser HD 2.30i EPOS I SENNHEISER IMPACT MB 660 UC MS
Product Type Headphones - wired - 3.5 mm jack Headset - Bluetooth - wireless - NFC
Series HD 2 -
Weight 262 g 227 g EPOS I SENNHEISER IMPACT MB 660 UC MS are lighter than Sennheiser HD 2.30i headphones.
Colour Black | White -
Earpad Material Leatherette -
Recommended Use Portable electronics Portable electronics, computer
Bluetooth Range (Operating Distance) - 25 m
SOUND QUALITY Sennheiser HD 2.30i EPOS I SENNHEISER IMPACT MB 660 UC MS
Headphones Form Factor On-ear Full size
Headphones Technology - Dynamic
Ear Cups Type Closed Closed
Foldable Yes Yes Both headphones can be folded.
Connectivity Technology Wired Wireless
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 18 - 22000 Hz 17 - 23000 Hz EPOS I SENNHEISER IMPACT MB 660 UC MS offer a larger frequency range than Sennheiser HD 2.30i.
Total Harmonic Distortion (THD) 0.5% 0.5% Both headphones have the same total harmonic distortion.
Sensitivity 115 dB/Vrms 118 dB EPOS I SENNHEISER IMPACT MB 660 UC MS have higher sensitivity than Sennheiser HD 2.30i.
Impedance 22 Ohm 46 Ohm
Max Sound Pressure 115 dB -
In-Cord Volume Control Yes -
MICROPHONE Sennheiser HD 2.30i EPOS I SENNHEISER IMPACT MB 660 UC MS
Type On-cable -
Microphone Operation Mode Mono, omni-directional -
Frequency Response - 150 - 6800 Hz
REMOTE CONTROL Sennheiser HD 2.30i EPOS I SENNHEISER IMPACT MB 660 UC MS
Controls Volume, answer/end, play/pause -
CABLE Sennheiser HD 2.30i EPOS I SENNHEISER IMPACT MB 660 UC MS
Cable Type Headphones cable - 1.4 m Audio cable
Micro-USB cable
Cable Length 1.4 m -
Detachable Cable Yes -
BATTERY AND CHARGING Sennheiser HD 2.30i EPOS I SENNHEISER IMPACT MB 660 UC MS
Battery Type - Headset battery rechargeable
Battery Life - 30 hours
Standby Time - 360 hours
Charging Time - 3 hours
WIRELESS LINK Sennheiser HD 2.30i EPOS I SENNHEISER IMPACT MB 660 UC MS
Transmission Range - 25 m
CONNECTIONS Sennheiser HD 2.30i EPOS I SENNHEISER IMPACT MB 660 UC MS
Connector Type Headphones (mini-phone stereo 3.5 mm 4-pole) -
OTHERS Sennheiser HD 2.30i EPOS I SENNHEISER IMPACT MB 660 UC MS
Included Accessories - Carrying case, Bluetooth adapter, airplane adapter
Compatibility iPhone -
Service & Support Limited warranty - 2 years Limited warranty - 2 years
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