Side by side comparison and review of Philips TAH4205RD and Poly Blackwire 8225-M. 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 | Philips TAH4205RD | Poly Blackwire 8225-M |
|---|
| Product Type | Headphones - Bluetooth - wireless | Headset - wired - USB-A | |
|---|---|---|---|
| Height | 18.5 cm | - | |
| Width | 16.5 cm | - | |
| Depth | 4 cm | - | |
| Weight | 150 g | 186 g | Philips TAH4205RD are lighter than Philips TAH4205RD headphones. |
| Colour | Red | - | |
| Recommended Use | Portable electronics | - | |
| Bluetooth Range (Operating Distance) | 10 m | - |
| SOUND QUALITY | Philips TAH4205RD | Poly Blackwire 8225-M |
|---|
| Headphones Form Factor | On-ear | On-ear | |
|---|---|---|---|
| Headphones Technology | Dynamic | - | |
| Ear Cups Type | Closed | - | |
| Adjustable Headband | - | Yes | |
| Foldable | Yes | - | Philips TAH4205RD can be folded. |
| Connectivity Technology | Wireless | Wired | |
| 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) | - | |
| Active Noise Cancelling | - | Yes | Poly Blackwire 8225-M are equipped with active noice cancellation. |
| Active Noise Cancelling Technology | - | Hybrid ANC | |
| Noise Isolating | Yes | - | Philips TAH4205RD are equipped with a noise isolating function. |
| Frequency Response | 20 - 20000 Hz | 20 - 20000 Hz | Both headphones offer the same frequency response. |
| Sensitivity | - | 84 dB | |
| Impedance | 32 Ohm | 32 Ohm | |
| Diaphragm | PET - 32 mm | 32 mm | Both headphones are designed with same thick diaphragm. |
| Magnet Material | NdFeB | - | |
| Features | - | SoundGuard DIGITAL Technology |
| MICROPHONE | Philips TAH4205RD | Poly Blackwire 8225-M |
|---|
| Form Factor | Built-in | - | |
|---|---|---|---|
| Type | - | Boom | |
| Noise Cancelling | - | Yes | Poly Blackwire 8225-M microphone can cancel out ambient noise. |
| Frequency Response | - | 100 - 10000 Hz | |
| Sensitivity | - | -35 dBV/Pascal |
| REMOTE CONTROL | Philips TAH4205RD | Poly Blackwire 8225-M |
|---|
| Controls | Volume control, reject call | Mute, volume, answer/end, Microsoft Teams button |
|---|
| CABLE | Philips TAH4205RD | Poly Blackwire 8225-M |
|---|
| Cable Type | USB-C cable - detachable | Headset cable - 2.2 m | |
|---|---|---|---|
| Cable Length | - | 2.2 m |
| BATTERY AND CHARGING | Philips TAH4205RD | Poly Blackwire 8225-M |
|---|
| Battery Type | Headphone battery rechargeable - lithium polymer | - | |
|---|---|---|---|
| Battery Life | 29 hour(s) | - | |
| Battery Life Details | Standby: up to 166 hours Continuous talk: up to 21 hours Continuous playback: up to 29 hours |
- | |
| Standby Time | 166 hours | - |
| CONNECTIONS | Philips TAH4205RD | Poly Blackwire 8225-M |
|---|
| Connector Type | USB (power only) Bluetooth |
Headset (4 PIN USB Type A) |
|---|
| OTHERS | Philips TAH4205RD | Poly Blackwire 8225-M |
|---|
| Service & Support | Limited warranty - 1 year | - |
|---|
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