Side by side comparison and review of Audio-Technica ATH CKR7TW and Poly SupraPlus SDS 1031-15. 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.
| DESIGN AND DIMENSIONS | Audio-Technica ATH CKR7TW | Poly SupraPlus SDS 1031-15 |
|---|
| Product Type | True wireless earphones - Bluetooth - wireless | Headset | |
|---|---|---|---|
| Weight | 8 g | - | |
| Dimensions & Weight Details | Headphones: 8 g Charging case: 75 g |
- | |
| Colour | Grey | - | |
| Bluetooth Range (Operating Distance) | 10 m | - |
| SOUND QUALITY | Audio-Technica ATH CKR7TW | Poly SupraPlus SDS 1031-15 |
|---|
| Headphones Form Factor | In-ear | - | |
|---|---|---|---|
| Headphones Technology | Dynamic | Dynamic | |
| Connectivity Technology | Wireless | - | |
| Wireless Technology | Bluetooth | - | |
| Bluetooth Version | Bluetooth 5.0 | - | |
| Bluetooth Profiles | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | - | |
| Bluetooth Audio Codec | SBC, AAC, aptX | - | |
| Sound Output Mode | Stereo | - | |
| Frequency Response | 5 - 45000 Hz | - | |
| Max Input Power | 100 mW | - | |
| Impedance | 16 Ohm | - | |
| Diaphragm | 11 mm | - | |
| Features | True wireless | - |
| MICROPHONE | Audio-Technica ATH CKR7TW | Poly SupraPlus SDS 1031-15 |
|---|
| Form Factor | Built-in | - | |
|---|---|---|---|
| Microphone Operation Mode | Omni-directional | - | |
| Frequency Response | 100 - 10000 Hz | - | |
| Sensitivity | -38 dB | - |
| REMOTE CONTROL | Audio-Technica ATH CKR7TW | Poly SupraPlus SDS 1031-15 |
|---|
| Controls | Volume, answer/end | Push to Talk (PTT) |
|---|
| CABLE | Audio-Technica ATH CKR7TW | Poly SupraPlus SDS 1031-15 |
|---|
| Cable Type | USB charge cable - detachable - 30 cm | Quick Disconnect to LEMO FFP.2S.310 cable |
|---|
| BATTERY AND CHARGING | Audio-Technica ATH CKR7TW | Poly SupraPlus SDS 1031-15 |
|---|
| Battery Type | Headphone battery rechargeable - lithium polymer | - | |
|---|---|---|---|
| Battery Life | 6 hour(s) | - | |
| Charging Time | 2 hour(s) | - |
| OTHERS | Audio-Technica ATH CKR7TW | Poly SupraPlus SDS 1031-15 |
|---|
| Included Accessories | Charging case / portable power bank, 4 pairs of ear tips (XS, small, medium, large) | - | |
|---|---|---|---|
| TAA Compliant | - | Yes | |
| Service & Support | Limited warranty - 2 years | - |
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