Jabra HALO2 vs. Poly Blackwire 325-M

Headphones Comparison, Reviews and Tests

Detailed comparison and review of Jabra HALO2 and Poly Blackwire 325-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

Jabra HALO2 vs. Poly Blackwire 325-M Comparison Chart
DESIGN AND DIMENSIONS Jabra HALO2 Poly Blackwire 325-M
Product Type Headset - wireless, wired - 3.5 mm jack Headset - wired - USB, 3.5 mm jack
Series - 300 Series
Height 19 cm -
Width 13.6 cm -
Depth 4.5 cm -
Weight 80 g -
Colour Black | White -
Body Material Polycarbonate, TPE, PC/ABS, polybutylene terephthalate, Polyoxymethylene (POM), thermoplastic polyurethane (TPU) -
Headband Material - Metal
Recommended Use Portable electronics -
Bluetooth Range (Operating Distance) 10 m -
SOUND QUALITY Jabra HALO2 Poly Blackwire 325-M
Headphones Form Factor On-ear On-ear
Headphones Technology Dynamic -
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 - Jabra HALO2 are equipped with active noice cancellation.
Active Noise Cancelling Technology Noise Blackout -
Sound Output Mode Stereo Stereo
Sound Effects Power Bass, virtual surround sound -
Frequency Response - 20 - 20000 Hz
Impedance 32 Ohm -
Diaphragm 32 mm -
Simultaneously Connectable Devices Qty (Multipoint) 2 - Jabra HALO2 have the ability to connect to multiple devices simultaneously.
Features - SoundGuard Technology
In-Cord Volume Control - Yes
MICROPHONE Jabra HALO2 Poly Blackwire 325-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 -
Microphones Included 2 -
REMOTE CONTROL Jabra HALO2 Poly Blackwire 325-M
Controls Mute, volume, answer/end, next/previous track, redial Mute, volume, answer/end
CABLE Jabra HALO2 Poly Blackwire 325-M
Cable Type Headset cable - detachable Headset cable - 2.13 m
Cable Length - 2.13 m
Detachable Cable Yes -
FEATURES Jabra HALO2 Poly Blackwire 325-M
Additional Functions - DSP
BATTERY AND CHARGING Jabra HALO2 Poly Blackwire 325-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 325-M
Transmission Range 10 m -
CONNECTIONS Jabra HALO2 Poly Blackwire 325-M
Connector Type USB (5 pin Micro-USB Type B) USB (4 PIN USB Type A)
Headphones (mini-phone 3.5 mm 4-pole)
OTHERS Jabra HALO2 Poly Blackwire 325-M
Included Accessories AC power adaptor, USB charging cable -
Compliant Standards WEEE -
Service & Support Limited warranty - 1 year Limited warranty - 2 years
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