Koss UR 23i vs. Poly EncorePro 510V

Headphones Comparison, Reviews and Tests

Detailed comparison and review of Koss UR 23i and Poly EncorePro 510V. 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

Koss UR 23i vs. Poly EncorePro 510V Comparison Chart
DESIGN AND DIMENSIONS Koss UR 23i Poly EncorePro 510V
Product Type Headphones - wired - 3.5 mm jack Headset - wired - 3.5 mm jack
Series - EncorePro 500 series
Height - 6.7 cm
Width - 11.1 cm
Depth - 14.9 cm
Weight - 52 g
Colour White | Black Black
Earpad Material - PU leather
Recommended Use Portable electronics -
SOUND QUALITY Koss UR 23i Poly EncorePro 510V
Headphones Form Factor Full size On-ear
Connectivity Technology Wired Wired
Active Noise Cancelling - Yes Poly EncorePro 510V are equipped with active noice cancellation.
Active Noise Cancelling Technology - SoundGuard DIGITAL
Sound Output Mode Stereo -
Frequency Response 20 - 20000 Hz -
Sensitivity 94 dB -
Impedance 34 Ohm -
Diaphragm - 5.6 mm
Signal-To-Noise Ratio - 50 dB
MICROPHONE Koss UR 23i Poly EncorePro 510V
Type On-cable Boom
Microphone Operation Mode - Omni-directional
Noise Cancelling - Yes Poly EncorePro 510V microphone can cancel out ambient noise.
Frequency Response - 20 - 16000 Hz
Sensitivity - 40 dB
Sensitivity Margin - +/- 3dB
CABLE Koss UR 23i Poly EncorePro 510V
Cable Type Headphones cable - 1.22 m -
Cable Length - 78.5 cm
FEATURES Koss UR 23i Poly EncorePro 510V
Features - Boom mic length 135mm, 290° rotatable microphone
CONNECTIONS Koss UR 23i Poly EncorePro 510V
Connector Type Headphones (mini-phone stereo 3.5 mm 4-pole) Headset (mini-phone 3.5mm)
OTHERS Koss UR 23i Poly EncorePro 510V
Software Certification - Certified for Skype for Business, UC certified
Supported Host Device OS - macOS, Windows
Service & Support Limited warranty - lifetime Limited warranty - 2 years
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