Sennheiser HD 350BT vs. EPOS I SENNHEISER ADAPT 165 USB II

Headphones Comparison, Reviews and Tests

Side by side comparison and review of Sennheiser HD 350BT and EPOS I SENNHEISER ADAPT 165 USB II. 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

Sennheiser HD 350BT vs. EPOS I SENNHEISER ADAPT 165 USB II Comparison Chart
DESIGN AND DIMENSIONS Sennheiser HD 350BT EPOS I SENNHEISER ADAPT 165 USB II
Product Type Headphones - Bluetooth - wireless Headset - wired - USB, 3.5 mm jack
Weight 238 g 135.8 g EPOS I SENNHEISER ADAPT 165 USB II are lighter than Sennheiser HD 350BT headphones.
Colour Black | White Black
Earpad Material - Leatherette
Recommended Use - Portable electronics, computer
SOUND QUALITY Sennheiser HD 350BT EPOS I SENNHEISER ADAPT 165 USB II
Headphones Form Factor Full size On-ear
Headphones Technology Dynamic Dynamic
Ear Cups Type Closed -
Foldable Yes Yes Both headphones can be folded.
Connectivity Technology 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, AAC, aptX, apt-X LL -
Sound Output Mode Stereo Stereo
Sound Effects - EPOS Voice
Frequency Response 18 - 22000 Hz 20 - 20000 Hz Sennheiser HD 350BT offer a larger frequency range than EPOS I SENNHEISER ADAPT 165 USB II.
Total Harmonic Distortion (THD) <0.3% -
Max Sound Pressure 108 dB 115 dB
Magnet Material - Neodymium
In-Cord Volume Control - Yes
MICROPHONE Sennheiser HD 350BT EPOS I SENNHEISER ADAPT 165 USB II
Form Factor Built-in -
Type - Boom
Microphone Operation Mode Beamforming -
Frequency Response 80 - 6000 Hz 100 - 8000 Hz EPOS I SENNHEISER ADAPT 165 USB II offer a larger microphone frequency range than Sennheiser HD 350BT.
Microphones Included 2 -
REMOTE CONTROL Sennheiser HD 350BT EPOS I SENNHEISER ADAPT 165 USB II
Controls - Volume, answer/end, microphone on/mute, hold, redial
CABLE Sennheiser HD 350BT EPOS I SENNHEISER ADAPT 165 USB II
Cable Type USB-C charge cable - detachable Headset cable
USB cable - detachable
BATTERY AND CHARGING Sennheiser HD 350BT EPOS I SENNHEISER ADAPT 165 USB II
Battery Type Headphone battery rechargeable - lithium polymer -
Battery Capacity 300 mAh -
Battery Life 30 hours -
Charging Time 2 hours -
CONNECTIONS Sennheiser HD 350BT EPOS I SENNHEISER ADAPT 165 USB II
Connector Type - USB (4 PIN USB Type A)
Headset (mini-phone stereo 3.5 mm 4-pole)
OTHERS Sennheiser HD 350BT EPOS I SENNHEISER ADAPT 165 USB II
Software Certification - Optimised for UC
Service & Support Limited warranty - 2 years Limited warranty - 2 years
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