JBL E45BT vs. Poly Blackwire 3320-M

Headphones Comparison, Reviews and Tests

Detailed comparison and review of JBL E45BT and Poly Blackwire 3320-M. 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

JBL E45BT vs. Poly Blackwire 3320-M Comparison Chart
DESIGN AND DIMENSIONS JBL E45BT Poly Blackwire 3320-M
Product Type Headphones - Bluetooth - wireless Headset - wired - USB-C
Series - Blackwire 3300 series
Height - 17.8 cm
Width - 15.5 cm
Depth - 3.2 cm
Weight - 130 g
Colour Black | Blue | Red | White Black
Earpad Material - Foam
Headband Material Fabric -
Recommended Use Portable electronics Portable electronics, computer
SOUND QUALITY JBL E45BT Poly Blackwire 3320-M
Headphones Form Factor On-ear On-ear
Headphones Technology Dynamic -
Adjustable Headband - Yes
Foldable Yes - JBL E45BT can be folded.
Connectivity Technology Wireless Wired
Wireless Technology Bluetooth -
Bluetooth Version Bluetooth 4.0 -
Active Noise Cancelling - Yes Poly Blackwire 3320-M are equipped with active noice cancellation.
Active Noise Cancelling Technology - SoundGuard
Sound Output Mode Stereo Stereo
Frequency Response 20 - 20000 Hz 20 - 20000 Hz Both headphones offer the same frequency response.
Sensitivity - 116 dB
Impedance 32 Ohm 32 Ohm
Max Sound Pressure - 118 dB
Diaphragm 40 mm 32 mm JBL E45BT have a thicker diaphragm than Poly Blackwire 3320-M.
Features - Dynamic EQ optimised
In-Cord Volume Control - Yes
MICROPHONE JBL E45BT Poly Blackwire 3320-M
Type On-cable Boom
Frequency Response - 100 - 10000 Hz
Sensitivity - -38 dB
REMOTE CONTROL JBL E45BT Poly Blackwire 3320-M
Controls Remote control Mute, volume, answer/end
CABLE JBL E45BT Poly Blackwire 3320-M
Cable Type Headphones cable - detachable - anti tangle -
BATTERY AND CHARGING JBL E45BT Poly Blackwire 3320-M
Battery Type Headphone battery rechargeable -
Battery Life 16 hour(s) -
Charging Time 2 hour(s) -
CONNECTIONS JBL E45BT Poly Blackwire 3320-M
Connector Type Headphones (mini-phone stereo 3.5 mm 4-pole) USB (24 pin USB-C)
OTHERS JBL E45BT Poly Blackwire 3320-M
Included Accessories Charging cable -
Compatibility - Mac, Windows
Software Certification - Certified for Microsoft Teams
Supported Host Device OS - Windows 10, macOS
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