In depth comparison and review of EPOS I SENNHEISER IMPACT MB 360 UC and Poly Blackwire 3325. 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.
| DESIGN AND DIMENSIONS | EPOS I SENNHEISER IMPACT MB 360 UC | Poly Blackwire 3325 |
|---|
| Product Type | Headphones - Bluetooth - wireless - NFC | Headset - wired - USB, 3.5 mm jack | |
|---|---|---|---|
| Series | - | 3300 Series | |
| Height | - | 18.6 cm | |
| Width | - | 21.6 cm | |
| Depth | - | 5.6 cm | |
| Weight | 238 g | 130 g | Poly Blackwire 3325 are lighter than EPOS I SENNHEISER IMPACT MB 360 UC headphones. |
| Colour | Black with silver | - | |
| Earpad Material | - | Leatherette | |
| Protection | - | Hearing protection | |
| Recommended Use | Home audio, portable electronics | - | |
| Bluetooth Range (Operating Distance) | 25 m | - |
| SOUND QUALITY | EPOS I SENNHEISER IMPACT MB 360 UC | Poly Blackwire 3325 |
|---|
| Headphones Form Factor | Full size | On-ear | |
|---|---|---|---|
| Headphones Technology | Dynamic | - | |
| Ear Cups Type | Closed | - | |
| Adjustable Headband | - | Yes | |
| Foldable | Yes | - | EPOS I SENNHEISER IMPACT MB 360 UC can be folded. |
| Connectivity Technology | Wireless | Wired | |
| Wireless Technology | Bluetooth | - | |
| Bluetooth Version | Bluetooth 4.0 | - | |
| Bluetooth Profiles | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | - | |
| Bluetooth Audio Codec | aptX | - | |
| Active Noise Cancelling | Yes | - | EPOS I SENNHEISER IMPACT MB 360 UC are equipped with active noice cancellation. |
| Active Noise Cancelling Technology | NoiseGard active noise compensation | - | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 18 - 22000 Hz | 20 - 20000 Hz | EPOS I SENNHEISER IMPACT MB 360 UC offer a larger frequency range than Poly Blackwire 3325. |
| Total Harmonic Distortion (THD) | <0.5% | - | |
| Sensitivity | 113 dB | 94 dB | EPOS I SENNHEISER IMPACT MB 360 UC have higher sensitivity than Poly Blackwire 3325. |
| Impedance | - | 32 Ohm | |
| Diaphragm | - | 32 mm | |
| Features | Voice guidance | SoundGuard Technology | |
| In-Cord Volume Control | - | Yes |
| MICROPHONE | EPOS I SENNHEISER IMPACT MB 360 UC | Poly Blackwire 3325 |
|---|
| Form Factor | Built-in | - | |
|---|---|---|---|
| Type | - | Boom | |
| Microphone Operation Mode | Omni-directional x 2 | - | |
| Noise Cancelling | - | Yes | Poly Blackwire 3325 microphone can cancel out ambient noise. |
| Frequency Response | 100 - 10000 Hz | 100 - 10000 Hz | The frequency response of the microphones in both headphones is the same. |
| Sensitivity | - | -38 dB |
| REMOTE CONTROL | EPOS I SENNHEISER IMPACT MB 360 UC | Poly Blackwire 3325 |
|---|
| Controls | Answer/end | Mute, volume, answer/end |
|---|
| CABLE | EPOS I SENNHEISER IMPACT MB 360 UC | Poly Blackwire 3325 |
|---|
| Cable Type | Headphones cable Micro-USB cable |
Headset cable |
|---|
| BATTERY AND CHARGING | EPOS I SENNHEISER IMPACT MB 360 UC | Poly Blackwire 3325 |
|---|
| Battery Type | Headphone battery rechargeable | - | |
|---|---|---|---|
| Battery Life | 25 hour(s) | - | |
| Standby Time | 25 hours | - | |
| Charging Time | 2 hour(s) | - |
| CONNECTIONS | EPOS I SENNHEISER IMPACT MB 360 UC | Poly Blackwire 3325 |
|---|
| Connector Type | Headphones | USB (4 PIN USB Type A) Headset (mini-phone 3.5mm) |
|---|
| OTHERS | EPOS I SENNHEISER IMPACT MB 360 UC | Poly Blackwire 3325 |
|---|
| Included Accessories | Carrying pouch, USB dongle | Carrying pouch | |
|---|---|---|---|
| Software Certification | - | Certified for Microsoft Teams | |
| Service & Support | Limited warranty - 2 years | Limited warranty - 2 years |
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