Jabra HALO2 vs. Poly Blackwire 3320-M

Headphones Comparison, Reviews and Tests

Side by side comparison and review of Jabra HALO2 and Poly Blackwire 3320-M. 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

Jabra HALO2 vs. Poly Blackwire 3320-M Comparison Chart
DESIGN AND DIMENSIONS Jabra HALO2 Poly Blackwire 3320-M
Product Type Headset - wireless, wired - 3.5 mm jack Headset - wired - USB-C
Series - Blackwire 3300 series
Height 19 cm 17.8 cm
Width 13.6 cm 15.5 cm
Depth 4.5 cm 3.2 cm
Weight 80 g 130 g Jabra HALO2 are lighter than Jabra HALO2 headphones.
Colour Black | White Black
Body Material Polycarbonate, TPE, PC/ABS, polybutylene terephthalate, Polyoxymethylene (POM), thermoplastic polyurethane (TPU) -
Earpad Material - Foam
Recommended Use Portable electronics Portable electronics, computer
Bluetooth Range (Operating Distance) 10 m -
SOUND QUALITY Jabra HALO2 Poly Blackwire 3320-M
Headphones Form Factor On-ear On-ear
Headphones Technology Dynamic -
Adjustable Headband - Yes
Foldable Yes - Jabra HALO2 can be folded.
Connectivity Technology Wireless, wired Wired
Wireless Technology Bluetooth -
Bluetooth Version Bluetooth 3.0 -
Bluetooth Profiles Hands-Free Profile (HFP), Headset Profile (HSP) -
Active Noise Cancelling Yes Yes Both headphones are equipped with active noice cancellation.
Active Noise Cancelling Technology Noise Blackout SoundGuard
Sound Output Mode Stereo Stereo
Sound Effects Power Bass, virtual surround sound -
Frequency Response - 20 - 20000 Hz
Sensitivity - 116 dB
Impedance 32 Ohm 32 Ohm
Max Sound Pressure - 118 dB
Diaphragm 32 mm 32 mm Both headphones are designed with same thick diaphragm.
Simultaneously Connectable Devices Qty (Multipoint) 2 - Jabra HALO2 have the ability to connect to multiple devices simultaneously.
Features - Dynamic EQ optimised
In-Cord Volume Control - Yes
MICROPHONE Jabra HALO2 Poly Blackwire 3320-M
Form Factor Built-in -
Type - Boom
Microphone Technology Electret condenser -
Microphone Operation Mode Omni-directional -
Frequency Response - 100 - 10000 Hz
Audio Input Details Omni-directional -
Sensitivity 14 dB SLR -38 dB
Microphones Included 2 -
REMOTE CONTROL Jabra HALO2 Poly Blackwire 3320-M
Controls Mute, volume, answer/end, next/previous track, redial Mute, volume, answer/end
CABLE Jabra HALO2 Poly Blackwire 3320-M
Cable Type Headset cable - detachable -
Detachable Cable Yes -
BATTERY AND CHARGING Jabra HALO2 Poly Blackwire 3320-M
Battery Type Headset battery rechargeable -
Battery Life 8 hour(s) -
Standby Time 312 hours -
Power Device Power adapter - external -
Voltage Required AC 120/230 V (50 - 60 Hz) -
Charging Time 2 hours -
Included Qty 1 -
WIRELESS LINK Jabra HALO2 Poly Blackwire 3320-M
Transmission Range 10 m -
CONNECTIONS Jabra HALO2 Poly Blackwire 3320-M
Connector Type USB (5 pin Micro-USB Type B) USB (24 pin USB-C)
OTHERS Jabra HALO2 Poly Blackwire 3320-M
Included Accessories AC power adaptor, USB charging cable -
Compatibility - Mac, Windows
Software Certification - Certified for Microsoft Teams
Supported Host Device OS - Windows 10, macOS
Compliant Standards WEEE -
Service & Support Limited warranty - 1 year -
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