JVC HA S40BT vs. Poly Blackwire 325

Headphones Comparison, Reviews and Tests

Side by side comparison and review of JVC HA S40BT and Poly Blackwire 325. 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

JVC HA S40BT vs. Poly Blackwire 325 Comparison Chart
DESIGN AND DIMENSIONS JVC HA S40BT Poly Blackwire 325
Product Type Headphones - Bluetooth - wireless Headset - wired - USB, 3.5 mm jack
Series - 300 Series
Weight 146 g -
Headband Material - Metal
Recommended Use Portable electronics -
SOUND QUALITY JVC HA S40BT Poly Blackwire 325
Headphones Form Factor On-ear On-ear
Connectivity Technology Wireless Wired
Wireless Technology Bluetooth -
Bluetooth Version Bluetooth 3.0 -
Bluetooth Profiles Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP), Low Complexity Subband Coding (SBC) -
Sound Output Mode Stereo Stereo
Sound Effects Bass Boost -
Frequency Response 20 - 20000 Hz 20 - 20000 Hz Both headphones offer the same frequency response.
Diaphragm 30.5 mm -
Magnet Material Neodymium -
Features - SoundGuard Technology
In-Cord Volume Control - Yes
MICROPHONE JVC HA S40BT Poly Blackwire 325
Type - Boom
Frequency Response - 100 - 10000 Hz
REMOTE CONTROL JVC HA S40BT Poly Blackwire 325
Controls - Mute, volume, answer/end
CABLE JVC HA S40BT Poly Blackwire 325
Cable Type Micro-USB charge cable Headset cable - 2.13 m
Cable Length - 2.13 m
FEATURES JVC HA S40BT Poly Blackwire 325
Additional Functions - DSP
BATTERY AND CHARGING JVC HA S40BT Poly Blackwire 325
Battery Type Handset battery rechargeable -
Battery Life 17 hour(s) -
Charging Time 3 hour(s) -
CONNECTIONS JVC HA S40BT Poly Blackwire 325
Connector Type Bluetooth USB (4 PIN USB Type A)
Headphones (mini-phone 3.5 mm 4-pole)
OTHERS JVC HA S40BT Poly Blackwire 325
Service & Support - Limited warranty - 2 years
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