Sennheiser HD 2.30i (HD 2.0) vs. Kokoon Relax

Headphones Comparison, Reviews and Tests

Detailed comparison and review of Sennheiser HD 2.30i (HD 2.0) and Kokoon Relax. 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

Sennheiser HD 2.30i (HD 2.0) vs. Kokoon Relax Comparison Chart
DESIGN AND DIMENSIONS Sennheiser HD 2.30i (HD 2.0) Kokoon Relax
Product Type Headphones - wired - 3.5 mm jack Headphones - Bluetooth - wireless, wired - 3.5 mm jack
Series HD 2.0 -
Height - 17.9 cm
Width - 15.9 cm
Depth - 9.4 cm
Weight - 350 g
Colour Black Black
Earpad Material - Silicone, fibre fabrics
Recommended Use Portable electronics -
SOUND QUALITY Sennheiser HD 2.30i (HD 2.0) Kokoon Relax
Headphones Form Factor Full size Full size
Headphones Technology Dynamic -
Ear Cups Type Closed -
Connectivity Technology Wired Wireless, wired
Wireless Technology - Bluetooth
Bluetooth Version - Bluetooth 4.0
Active Noise Cancelling - Yes Kokoon Relax are equipped with active noice cancellation.
Noise Isolating - Yes Kokoon Relax are equipped with a noise isolating function.
Sound Output Mode Stereo Stereo
Frequency Response 18 - 22000 Hz -
Total Harmonic Distortion (THD) 0.5% -
Sensitivity 120 dB -
Impedance 22 Ohm 32 Ohm
Diaphragm - 40 mm
Features - Active White Noise
MICROPHONE Sennheiser HD 2.30i (HD 2.0) Kokoon Relax
Type - On-cable
REMOTE CONTROL Sennheiser HD 2.30i (HD 2.0) Kokoon Relax
Controls - Power on/off
CABLE Sennheiser HD 2.30i (HD 2.0) Kokoon Relax
Cable Type Headphones cable - 1.4 m Micro-USB charge cable - detachable
Headphones cable - detachable - with remote control and mic
Cable Length 1.4 m -
Detachable Cable - Yes
FEATURES Sennheiser HD 2.30i (HD 2.0) Kokoon Relax
Sensors - Accelerometer, EEG sensor
BATTERY AND CHARGING Sennheiser HD 2.30i (HD 2.0) Kokoon Relax
Battery Type - Headphone battery rechargeable - Lithium Ion
Battery Capacity - 500 mAh
Battery Life - 13 hour(s)
CONNECTIONS Sennheiser HD 2.30i (HD 2.0) Kokoon Relax
Connector Type Headphones (mini-phone stereo 3.5 mm 4-pole) Headphones (mini-phone stereo 3.5 mm 4-pole)
OTHERS Sennheiser HD 2.30i (HD 2.0) Kokoon Relax
Included Accessories Carrying pouch Carrying case, micro-USB charging cable, eye mask
Compatibility iPhone, iPad, iPod -
Service & Support Limited warranty - 2 years Limited warranty - 2 years
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