EPOS I SENNHEISER ADAPT 561 II vs. JVC HA S91N

Headphones Comparison, Reviews and Tests

In depth comparison and review of EPOS I SENNHEISER ADAPT 561 II and JVC HA S91N. Compare design, audio features, functions and other important specifications to easily choose the right headphones for you. Our goal is to help you uncover differences between the products and find the headphones that will best fit your needs.

Headphones Specifications Comparison

EPOS I SENNHEISER ADAPT 561 II vs. JVC HA S91N Comparison Chart
DESIGN AND DIMENSIONS EPOS I SENNHEISER ADAPT 561 II JVC HA S91N
Product Type Headset - Bluetooth - wireless Headphones - Bluetooth - wireless, wired
Series ADAPT 500 Series -
Weight 232 g 198 g JVC HA S91N are lighter than EPOS I SENNHEISER ADAPT 561 II headphones.
Colour - Black
Earpad Material Plush, textured fabric -
Recommended Use Portable electronics, computer -
Bluetooth Range (Operating Distance) 25 m 10 m EPOS I SENNHEISER ADAPT 561 II have a greater operating distance than JVC HA S91N.
SOUND QUALITY EPOS I SENNHEISER ADAPT 561 II JVC HA S91N
Headphones Form Factor On-ear Full size
Headphones Technology Dynamic -
Ear Cups Type Closed -
Foldable - Yes JVC HA S91N can be folded.
Connectivity Technology Wireless Wireless, wired
Wireless Technology Bluetooth Bluetooth
Bluetooth Version Bluetooth 5.0 Bluetooth 5.0 Both headphones have the same Bluetooth version.
Bluetooth Profiles - Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP)
Bluetooth Audio Codec SBC, AAC SBC
Active Noise Cancelling Yes Yes Both headphones are equipped with active noice cancellation.
Active Noise Cancelling Technology Hybrid ANC -
Sound Output Mode Stereo -
Sound Effects EPOS Voice Ambient Sound Mode
Frequency Response 20 - 20000 Hz 10 - 22000 Hz JVC HA S91N offer a larger frequency range than EPOS I SENNHEISER ADAPT 561 II.
Total Harmonic Distortion (THD) <0.3% -
Impedance 32 Ohm 32 Ohm
Max Sound Pressure 108 dB -
Diaphragm - 40 mm
Magnet Material - Neodymium
Features Audio prompts -
MICROPHONE EPOS I SENNHEISER ADAPT 561 II JVC HA S91N
Form Factor Headset microphone Built-in
Type Boom -
Microphone Operation Mode Beamforming, MEMS-directional -
Frequency Response 100 - 10000 Hz -
Microphones Included 2 -
REMOTE CONTROL EPOS I SENNHEISER ADAPT 561 II JVC HA S91N
Controls - Volume, power on/off, multiple function button, noise-cancellation on/off
CABLE EPOS I SENNHEISER ADAPT 561 II JVC HA S91N
Cable Type USB-C to USB-C cable - detachable 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 ADAPT 561 II JVC HA S91N
Features EPOS ActiveGard -
Internet of Things (IoT) Compatible - Yes
Voice Control - Indirect
BATTERY AND CHARGING EPOS I SENNHEISER ADAPT 561 II JVC HA S91N
Battery Type Headset battery rechargeable Headphone battery rechargeable - lithium polymer
Battery Life - 42 hour(s)
Battery Life Details Continuous playback (noise cancelling OFF): up to 46 hours
Continuous talk (noise cancelling OFF): up to 41 hours
Continuous playback (noise cancelling ON): up to 24 hours
Continuous talk (noise cancelling ON): up to 24 hours
Continuous playback (active noise-cancelling off): up to 42 hours
Continuous playback (active noise-cancelling on): up to 37 hours
Standby Time 81 day -
Charging Time 220 min 3 hour(s) JVC HA S91N recharge faster than EPOS I SENNHEISER ADAPT 561 II.
CONNECTIONS EPOS I SENNHEISER ADAPT 561 II JVC HA S91N
Connector Type - Bluetooth
Headphones (mini-phone stereo 3.5 mm)
OTHERS EPOS I SENNHEISER ADAPT 561 II JVC HA S91N
Included Accessories Carrying case, BTD 800 USB-C dongle, USB-C to USB-C cable Carrying pouch
Software Certification Zoom Certified, Certified for Microsoft Teams, Optimised for UC, Optimised for Google Meet -
Service & Support Limited warranty - 2 years 2-year warranty
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