In depth comparison and review of Sennheiser CX 7.00BT and Poly SupraPlus NC. 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 | Sennheiser CX 7.00BT | Poly SupraPlus NC |
|---|
| Product Type | Earphones - Bluetooth - wireless - NFC | Headset | |
|---|---|---|---|
| Colour | Black | - | |
| Recommended Use | Portable electronics | - |
| SOUND QUALITY | Sennheiser CX 7.00BT | Poly SupraPlus NC |
|---|
| Headphones Form Factor | In-ear | - | |
|---|---|---|---|
| Headphones Technology | Dynamic | - | |
| Connectivity Technology | Wireless | - | |
| Wireless Technology | Bluetooth | - | |
| Bluetooth Version | Bluetooth 4.1 | - | |
| Bluetooth Profiles | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | - | |
| Sound Output Mode | Stereo | - | |
| Frequency Response | 17 - 21000 Hz | - | |
| Total Harmonic Distortion (THD) | 0.5% | - | |
| Max Sound Pressure | 112 dB | - |
| MICROPHONE | Sennheiser CX 7.00BT | Poly SupraPlus NC |
|---|
| Type | On-cable | - | |
|---|---|---|---|
| Microphone Operation Mode | Omni-directional | - | |
| Sensitivity | -44 dBV/Pascal | - |
| CABLE | Sennheiser CX 7.00BT | Poly SupraPlus NC |
|---|
| Cable Type | USB charge cable | - |
|---|
| BATTERY AND CHARGING | Sennheiser CX 7.00BT | Poly SupraPlus NC |
|---|
| Battery Type | Headphone battery rechargeable - Lithium Ion | - | |
|---|---|---|---|
| Battery Capacity | 170 mAh | - | |
| Battery Life | 10 hour(s) | - | |
| Charging Time | 1.5 hour(s) | - |
| OTHERS | Sennheiser CX 7.00BT | Poly SupraPlus NC |
|---|
| Included Accessories | Carrying pouch, 4 ear tips (extra small, small, medium, large) | Monitor receiver | |
|---|---|---|---|
| TAA Compliant | - | Yes |
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