Detailed comparison and review of Koss UR 23i and Philips SHB4405WT. With our comprehensive overview, you can simply compare design, sound quality, but also other key features of both headphones and easily decide which ones are the right choice for you. Our goal is to help you identify the main differences between products and find the headphones that best fit your needs and expectations.
| DESIGN AND DIMENSIONS | Koss UR 23i | Philips SHB4405WT |
|---|
| Product Type | Headphones - wired - 3.5 mm jack | Headphones - Bluetooth - wireless - 3.5 mm jack | |
|---|---|---|---|
| Height | - | 14 cm | |
| Width | - | 17 cm | |
| Depth | - | 3 cm | |
| Weight | - | 90 g | |
| Colour | White | Black | - | |
| Recommended Use | Portable electronics | Portable electronics | |
| Bluetooth Range (Operating Distance) | - | 10 m |
| SOUND QUALITY | Koss UR 23i | Philips SHB4405WT |
|---|
| Headphones Form Factor | Full size | On-ear | |
|---|---|---|---|
| Ear Cups Type | - | Closed | |
| Foldable | - | Yes | Philips SHB4405WT can be folded. |
| Connectivity Technology | Wired | 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 | Stereo | |
| Frequency Response | 20 - 20000 Hz | 9 - 22000 Hz | Philips SHB4405WT offer a larger frequency range than Koss UR 23i. |
| Max Input Power | - | 40 mW | |
| Sensitivity | 94 dB | 103 dB | Philips SHB4405WT have higher sensitivity than Koss UR 23i. |
| Impedance | 34 Ohm | 24 Ohm | |
| Diaphragm | - | PET - 32 mm | |
| Magnet Material | - | Neodymium |
| MICROPHONE | Koss UR 23i | Philips SHB4405WT |
|---|
| Type | On-cable | - |
|---|
| REMOTE CONTROL | Koss UR 23i | Philips SHB4405WT |
|---|
| Controls | - | Mute, volume, answer/end, phone/music mode, reject call, redial |
|---|
| CABLE | Koss UR 23i | Philips SHB4405WT |
|---|
| Cable Type | Headphones cable - 1.22 m | USB charge cable |
|---|
| BATTERY AND CHARGING | Koss UR 23i | Philips SHB4405WT |
|---|
| Battery Type | - | Headphone battery rechargeable - lithium polymer | |
|---|---|---|---|
| Battery Life | - | 9 hour(s) | |
| Standby Time | - | 300 hours |
| WIRELESS LINK | Koss UR 23i | Philips SHB4405WT |
|---|
| Transmission Range | - | 10 m |
|---|
| CONNECTIONS | Koss UR 23i | Philips SHB4405WT |
|---|
| Connector Type | Headphones (mini-phone stereo 3.5 mm 4-pole) | USB |
|---|
| OTHERS | Koss UR 23i | Philips SHB4405WT |
|---|
| Service & Support | Limited warranty - lifetime | - |
|---|
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