Poly EncorePro 320, QD vs. ISOtunes LINK

Headphones Comparison, Reviews and Tests

In depth comparison and review of Poly EncorePro 320, QD and ISOtunes LINK. 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

Poly EncorePro 320, QD vs. ISOtunes LINK Comparison Chart

DESIGN AND DIMENSIONS	Poly EncorePro 320, QD	ISOtunes LINK

Product Type	Headset - wired - Quick Disconnect	Headphones - Bluetooth - wireless
Series	300 Series	-
Earpad Material	-	Memory foam
Protection	-	Sweat-resistant, IPX4, water-resistant
Recommended Use	Computer	-

SOUND QUALITY	Poly EncorePro 320, QD	ISOtunes LINK

Headphones Form Factor	On-ear	Full size
Connectivity Technology	Wired	Wireless
Wireless Technology	-	Bluetooth
Bluetooth Version	-	Bluetooth 4.2
Noise Isolating	-	Yes	ISOtunes LINK are equipped with a noise isolating function.
Volume Limiting Function	-	Yes
Sound Output Mode	Stereo	Stereo
Frequency Response	50 - 8000 Hz	-
Impedance	32 Ohm	-
Max Sound Pressure	118 dB	-
Diaphragm	28 mm	-
In-Cord Volume Control	Yes	-

MICROPHONE	Poly EncorePro 320, QD	ISOtunes LINK

Form Factor	-	Built-in
Type	Boom	-
Microphone Operation Mode	Uni-directional	-

REMOTE CONTROL	Poly EncorePro 320, QD	ISOtunes LINK

Controls	Mute, volume	-

CABLE	Poly EncorePro 320, QD	ISOtunes LINK

Cable Type	Headset cable	Micro-USB charge cable

FEATURES	Poly EncorePro 320, QD	ISOtunes LINK

Features	-	24Db Noise Reduction Rating

BATTERY AND CHARGING	Poly EncorePro 320, QD	ISOtunes LINK

Battery Type	-	1 x headphone battery rechargeable - Lithium Ion
Battery Life	-	14 hour(s)
Battery Life Details	-	Continuous hearing (with optional batteries): up to 28 hours
Included Qty	-	1