EPOS I SENNHEISER IMPACT SC 660 TC vs. JVC HA S91N

Headphones Comparison, Reviews and Tests

Detailed comparison and review of EPOS I SENNHEISER IMPACT SC 660 TC and JVC HA S91N. 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 SC 660 TC vs. JVC HA S91N Comparison Chart
DESIGN AND DIMENSIONS EPOS I SENNHEISER IMPACT SC 660 TC JVC HA S91N
Product Type Headset - wired - Easy Disconnect Headphones - Bluetooth - wireless, wired
Weight 113 g 198 g EPOS I SENNHEISER IMPACT SC 660 TC are lighter than EPOS I SENNHEISER IMPACT SC 660 TC headphones.
Colour Black with silver Black
Earpad Material Leatherette -
Bluetooth Range (Operating Distance) - 10 m
SOUND QUALITY EPOS I SENNHEISER IMPACT SC 660 TC JVC HA S91N
Headphones Form Factor On-ear Full size
Foldable - Yes JVC HA S91N can be folded.
Connectivity Technology Wired Wireless, wired
Wireless Technology - Bluetooth
Bluetooth Version - Bluetooth 5.0
Bluetooth Profiles - Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP)
Bluetooth Audio Codec - SBC
Active Noise Cancelling - Yes JVC HA S91N are equipped with active noice cancellation.
Sound Output Mode Stereo -
Sound Effects - Ambient Sound Mode
Frequency Response 50 - 18000 Hz 10 - 22000 Hz JVC HA S91N offer a larger frequency range than EPOS I SENNHEISER IMPACT SC 660 TC.
Sensitivity 103 dB -
Impedance 200 Ohm 32 Ohm
Diaphragm - 40 mm
Magnet Material Neodymium Neodymium
MICROPHONE EPOS I SENNHEISER IMPACT SC 660 TC JVC HA S91N
Form Factor Headset microphone Built-in
Type Boom -
Frequency Response 150 - 6800 Hz -
REMOTE CONTROL EPOS I SENNHEISER IMPACT SC 660 TC JVC HA S91N
Controls - Volume, power on/off, multiple function button, noise-cancellation on/off
CABLE EPOS I SENNHEISER IMPACT SC 660 TC JVC HA S91N
Cable Type Headset cable - 1 m Headphones cable - detachable - 1.2 m
USB-C charge cable
Cable Length - 1.2 m
Detachable Cable - Yes
Plated Connector - Gold
FEATURES EPOS I SENNHEISER IMPACT SC 660 TC JVC HA S91N
Internet of Things (IoT) Compatible - Yes
Voice Control - Indirect
BATTERY AND CHARGING EPOS I SENNHEISER IMPACT SC 660 TC JVC HA S91N
Battery Type - Headphone battery rechargeable - lithium polymer
Battery Life - 42 hour(s)
Battery Life Details - Continuous playback (active noise-cancelling off): up to 42 hours
Continuous playback (active noise-cancelling on): up to 37 hours
Charging Time - 3 hour(s)
CONNECTIONS EPOS I SENNHEISER IMPACT SC 660 TC JVC HA S91N
Connector Type Headset (EasyDisconnect) Bluetooth
Headphones (mini-phone stereo 3.5 mm)
OTHERS EPOS I SENNHEISER IMPACT SC 660 TC JVC HA S91N
Included Accessories Carrying pouch, leatherette ear pads, cable clip Carrying pouch
Service & Support Limited warranty - 3 years 2-year warranty
Other projects: