In depth comparison and review of Poly Blackwire C225 and Audio-Technica ATH-DSR7BT. 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 | Poly Blackwire C225 | Audio-Technica ATH-DSR7BT |
|---|
| Product Type | Headset - wired - 3.5 mm jack | Headphones - Bluetooth - wireless | |
|---|---|---|---|
| Weight | - | 300 g | |
| Headband Material | Metal | - | |
| Recommended Use | Portable electronics, computer | - | |
| Bluetooth Range (Operating Distance) | - | 10 m |
| SOUND QUALITY | Poly Blackwire C225 | Audio-Technica ATH-DSR7BT |
|---|
| Headphones Form Factor | On-ear | Full size | |
|---|---|---|---|
| Adjustable Headband | - | Yes | |
| Foldable | - | Yes | Audio-Technica ATH-DSR7BT 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) | |
| Sound Output Mode | Stereo | Stereo | |
| Built-in Decoders | - | Pure Digital Drive | |
| Frequency Response | 20 - 20000 Hz | 5 - 40000 Hz | Audio-Technica ATH-DSR7BT offer a larger frequency range than Poly Blackwire C225. |
| Sensitivity | - | 100 dB/mW | |
| Impedance | - | 35 Ohm | |
| Diaphragm | - | 45 mm | |
| Features | SoundGuard Technology | Bluetooth aptX technology | |
| In-Cord Volume Control | Yes | - |
| MICROPHONE | Poly Blackwire C225 | Audio-Technica ATH-DSR7BT |
|---|
| Form Factor | - | Built-in | |
|---|---|---|---|
| Type | Boom | - | |
| Microphone Technology | - | Condenser | |
| Microphone Operation Mode | - | Omni-directional | |
| Frequency Response | 100 - 10000 Hz | 50 - 4000 Hz | Poly Blackwire C225 offer a larger microphone frequency range than Audio-Technica ATH-DSR7BT. |
| Audio Input Details | - | Omni-directional - 50 - 4000 Hz | |
| Sensitivity | - | -44 dB |
| REMOTE CONTROL | Poly Blackwire C225 | Audio-Technica ATH-DSR7BT |
|---|
| Controls | Mute, volume, answer/end | Volume, answer/end |
|---|
| CABLE | Poly Blackwire C225 | Audio-Technica ATH-DSR7BT |
|---|
| Cable Type | Headset cable | USB charge cable - 2 m |
|---|
| BATTERY AND CHARGING | Poly Blackwire C225 | Audio-Technica ATH-DSR7BT |
|---|
| Battery Type | - | Headphone battery rechargeable - lithium polymer | |
|---|---|---|---|
| Battery Life | - | 15 hour(s) | |
| Standby Time | - | 1000 hours | |
| Charging Time | - | 4 hour(s) |
| WIRELESS LINK | Poly Blackwire C225 | Audio-Technica ATH-DSR7BT |
|---|
| Transmission Range | - | 10 m |
|---|
| CONNECTIONS | Poly Blackwire C225 | Audio-Technica ATH-DSR7BT |
|---|
| Connector Type | Headset (mini-phone stereo 3.5 mm 4-pole) | USB (power only) (5 pin Micro-USB Type B (power only)) |
|---|
| OTHERS | Poly Blackwire C225 | Audio-Technica ATH-DSR7BT |
|---|
| Included Accessories | - | Carrying pouch | |
|---|---|---|---|
| Service & Support | Limited warranty - 2 years | Limited warranty - 2 years |
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