EPOS I SENNHEISER IMPACT SC 660 TC vs. Sennheiser HD 300

Headphones Comparison, Reviews and Tests

Side by side comparison and review of EPOS I SENNHEISER IMPACT SC 660 TC and Sennheiser HD 300. 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

EPOS I SENNHEISER IMPACT SC 660 TC vs. Sennheiser HD 300 Comparison Chart
DESIGN AND DIMENSIONS EPOS I SENNHEISER IMPACT SC 660 TC Sennheiser HD 300
Product Type Headset - wired - Easy Disconnect Headphones - wired - 3.5 mm jack
Weight 113 g 182 g EPOS I SENNHEISER IMPACT SC 660 TC are lighter than EPOS I SENNHEISER IMPACT SC 660 TC headphones.
Colour Black with silver -
Earpad Material Leatherette -
Recommended Use - Portable electronics
SOUND QUALITY EPOS I SENNHEISER IMPACT SC 660 TC Sennheiser HD 300
Headphones Form Factor On-ear Full size
Headphones Technology - Dynamic
Ear Cups Type - Closed
Foldable - Yes Sennheiser HD 300 can be folded.
Connectivity Technology Wired Wired
Sound Output Mode Stereo Stereo
Frequency Response 50 - 18000 Hz 18 - 20000 Hz Sennheiser HD 300 offer a larger frequency range than EPOS I SENNHEISER IMPACT SC 660 TC.
Total Harmonic Distortion (THD) - 0.5%
Sensitivity 103 dB -
Impedance 200 Ohm 18 Ohm
Max Sound Pressure - 118 dB
Magnet Material Neodymium -
MICROPHONE EPOS I SENNHEISER IMPACT SC 660 TC Sennheiser HD 300
Form Factor Headset microphone -
Type Boom -
Frequency Response 150 - 6800 Hz -
CABLE EPOS I SENNHEISER IMPACT SC 660 TC Sennheiser HD 300
Cable Type Headset cable - 1 m Headphones cable - 1.4 m
Cable Length - 1.4 m
CONNECTIONS EPOS I SENNHEISER IMPACT SC 660 TC Sennheiser HD 300
Connector Type Headset (EasyDisconnect) Headphones (mini-phone stereo 3.5 mm)
OTHERS EPOS I SENNHEISER IMPACT SC 660 TC Sennheiser HD 300
Included Accessories Carrying pouch, leatherette ear pads, cable clip -
Service & Support Limited warranty - 3 years Limited warranty - parts and labour - 2 years
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