Detailed comparison and review of Razer Kaira and Poly Savi 8240-M D2. 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 | Razer Kaira | Poly Savi 8240-M D2 |
|---|
| Product Type | Headset - 2.4/5 GHz - wireless | Headset | |
|---|---|---|---|
| Weight | 293 g | - | |
| Earpad Material | FlowKnit memory foam | - | |
| Recommended Use | Game console, computer | - | |
| Bluetooth Range (Operating Distance) | 10 m | - |
| SOUND QUALITY | Razer Kaira | Poly Savi 8240-M D2 |
|---|
| Headphones Form Factor | Full size | - | |
|---|---|---|---|
| Headphones Technology | Dynamic | - | |
| Adjustable Headband | Yes | - | |
| Connectivity Technology | Wireless | - | |
| Wireless Technology | 2.4/5 GHz radio frequency | - | |
| Noise Isolating | Yes | - | Razer Kaira are equipped with a noise isolating function. |
| Sound Output Mode | Stereo | - | |
| Sound Effects | Windows Sonic surround sound | - | |
| Frequency Response | 20 - 20000 Hz | - | |
| Sensitivity | 108 dB | - | |
| Impedance | 32 Ohm | - | |
| Diaphragm | 50 mm | - | |
| Magnet Material | Razer Triforce titanium | - |
| MICROPHONE | Razer Kaira | Poly Savi 8240-M D2 |
|---|
| Type | Boom | - | |
|---|---|---|---|
| Microphone Operation Mode | Uni-directional (HyperClear flexible cardioid) | - | |
| Frequency Response | 100 - 10000 Hz | - | |
| Sensitivity | -54 dB | - | |
| Signal-To-Noise Ratio | 60 dB | - |
| REMOTE CONTROL | Razer Kaira | Poly Savi 8240-M D2 |
|---|
| Controls | Volume, power on/off, microphone on/mute switch, status indicator, pair mode, game/chat balance | - |
|---|
| FEATURES | Razer Kaira | Poly Savi 8240-M D2 |
|---|
| Features | Xbox Wireless technology | - |
|---|
| BATTERY AND CHARGING | Razer Kaira | Poly Savi 8240-M D2 |
|---|
| Battery Type | Headphone battery rechargeable | - | |
|---|---|---|---|
| Battery Life | 15 hour(s) | - |
| OTHERS | Razer Kaira | Poly Savi 8240-M D2 |
|---|
| Service & Support | Limited warranty - 2 years | - |
|---|
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