Sennheiser HD 4.20s vs. JVC HA S40BT

Headphones Comparison, Reviews and Tests

Detailed comparison and review of Sennheiser HD 4.20s and JVC HA S40BT. 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 4.20s vs. JVC HA S40BT Comparison Chart
DESIGN AND DIMENSIONS Sennheiser HD 4.20s JVC HA S40BT
Product Type Headphones - wired - 3.5 mm jack Headphones - Bluetooth - wireless
Weight - 146 g
Colour Black -
Recommended Use - Portable electronics
SOUND QUALITY Sennheiser HD 4.20s JVC HA S40BT
Headphones Form Factor Full size On-ear
Ear Cups Type Closed -
Connectivity Technology Wired Wireless
Wireless Technology - Bluetooth
Bluetooth Version - Bluetooth 3.0
Bluetooth Profiles - Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP), Low Complexity Subband Coding (SBC)
Noise Isolating Yes - Sennheiser HD 4.20s are equipped with a noise isolating function.
Sound Output Mode Stereo Stereo
Sound Effects - Bass Boost
Frequency Response - 20 - 20000 Hz
Diaphragm - 30.5 mm
Magnet Material - Neodymium
MICROPHONE Sennheiser HD 4.20s JVC HA S40BT
Type On-cable -
Microphone Operation Mode Omni-directional -
Sensitivity -44 dBV/Pascal -
REMOTE CONTROL Sennheiser HD 4.20s JVC HA S40BT
Controls 1-button remote -
CABLE Sennheiser HD 4.20s JVC HA S40BT
Cable Type - Micro-USB charge cable
Cable Length 1.4 m -
Plated Connector Gold -
BATTERY AND CHARGING Sennheiser HD 4.20s JVC HA S40BT
Battery Type - Handset battery rechargeable
Battery Life - 17 hour(s)
Charging Time - 3 hour(s)
CONNECTIONS Sennheiser HD 4.20s JVC HA S40BT
Connector Type Headphones (mini-phone 3.5 mm 4-pole) Bluetooth
OTHERS Sennheiser HD 4.20s JVC HA S40BT
Service & Support Limited warranty - parts and labour - 2 years -
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