Plantronics .Audio 400DSP vs. EPOS I SENNHEISER IMPACT MB 660 UC MS

Headphones Comparison, Reviews and Tests

In depth comparison and review of Plantronics .Audio 400DSP and EPOS I SENNHEISER IMPACT MB 660 UC MS. 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

Plantronics .Audio 400DSP vs. EPOS I SENNHEISER IMPACT MB 660 UC MS Comparison Chart
DESIGN AND DIMENSIONS Plantronics .Audio 400DSP EPOS I SENNHEISER IMPACT MB 660 UC MS
Product Type Headset - wired Headset - Bluetooth - wireless - NFC
Weight - 227 g
Recommended Use Computer Portable electronics, computer
Bluetooth Range (Operating Distance) - 25 m
SOUND QUALITY Plantronics .Audio 400DSP EPOS I SENNHEISER IMPACT MB 660 UC MS
Headphones Form Factor On-ear Full size
Headphones Technology - Dynamic
Ear Cups Type - Closed
Foldable - Yes EPOS I SENNHEISER IMPACT MB 660 UC MS can be folded.
Connectivity Technology Wired Wireless
Wireless Technology - Bluetooth
Bluetooth Version - Bluetooth 4.2
Bluetooth Profiles - Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP), Device ID Profile (DIP)
Active Noise Cancelling - Yes EPOS I SENNHEISER IMPACT MB 660 UC MS are equipped with active noice cancellation.
Active Noise Cancelling Technology - Adaptive Noise Control
Sound Output Mode Stereo Stereo
Frequency Response - 17 - 23000 Hz
Total Harmonic Distortion (THD) - 0.5%
Sensitivity - 118 dB
Impedance - 46 Ohm
In-Cord Volume Control Yes -
MICROPHONE Plantronics .Audio 400DSP EPOS I SENNHEISER IMPACT MB 660 UC MS
Type Boom -
Microphone Operation Mode Mono -
Frequency Response - 150 - 6800 Hz
REMOTE CONTROL Plantronics .Audio 400DSP EPOS I SENNHEISER IMPACT MB 660 UC MS
Controls Mute, volume -
CABLE Plantronics .Audio 400DSP EPOS I SENNHEISER IMPACT MB 660 UC MS
Cable Type Headset cable Audio cable
Micro-USB cable
BATTERY AND CHARGING Plantronics .Audio 400DSP EPOS I SENNHEISER IMPACT MB 660 UC MS
Battery Type - Headset battery rechargeable
Battery Life - 30 hours
Standby Time - 360 hours
Charging Time - 3 hours
WIRELESS LINK Plantronics .Audio 400DSP EPOS I SENNHEISER IMPACT MB 660 UC MS
Transmission Range - 25 m
CONNECTIONS Plantronics .Audio 400DSP EPOS I SENNHEISER IMPACT MB 660 UC MS
Connector Type USB (4 PIN USB Type A) -
OTHERS Plantronics .Audio 400DSP EPOS I SENNHEISER IMPACT MB 660 UC MS
Included Accessories - Carrying case, Bluetooth adapter, airplane adapter
Service & Support - Limited warranty - 2 years
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