In depth comparison and review of Turtle Beach Ear Force Stealth 420X+ and Poly Blackwire 3320-M. 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 | Turtle Beach Ear Force Stealth 420X+ | Poly Blackwire 3320-M |
|---|
| Product Type | Headset - 2.4 GHz - wireless | Headset - wired - USB-C | |
|---|---|---|---|
| Series | - | Blackwire 3300 series | |
| Height | - | 17.8 cm | |
| Width | - | 15.5 cm | |
| Depth | - | 3.2 cm | |
| Weight | - | 130 g | |
| Colour | - | Black | |
| Earpad Material | Synthetic leather | Foam | |
| Recommended Use | Game console, portable electronics | Portable electronics, computer | |
| Bluetooth Range (Operating Distance) | 10 m | - |
| SOUND QUALITY | Turtle Beach Ear Force Stealth 420X+ | Poly Blackwire 3320-M |
|---|
| Headphones Form Factor | Full size | On-ear | |
|---|---|---|---|
| Adjustable Headband | Yes | Yes | |
| Connectivity Technology | Wireless | Wired | |
| Wireless Technology | 2.4 GHz radio frequency | - | |
| Active Noise Cancelling | - | Yes | Poly Blackwire 3320-M are equipped with active noice cancellation. |
| Active Noise Cancelling Technology | - | SoundGuard | |
| Noise Isolating | Yes | - | Turtle Beach Ear Force Stealth 420X+ are equipped with a noise isolating function. |
| Sound Output Mode | Stereo | Stereo | |
| Sound Effects | Bass Boost, Superhuman Hearing | - | |
| Frequency Response | 20 - 20000 Hz | 20 - 20000 Hz | Both headphones offer the same frequency response. |
| Sensitivity | - | 116 dB | |
| Impedance | - | 32 Ohm | |
| Max Sound Pressure | - | 118 dB | |
| Diaphragm | 50 mm | 32 mm | Turtle Beach Ear Force Stealth 420X+ have a thicker diaphragm than Poly Blackwire 3320-M. |
| Magnet Material | Neodymium magnet | - | |
| Features | - | Dynamic EQ optimised | |
| In-Cord Volume Control | - | Yes |
| MICROPHONE | Turtle Beach Ear Force Stealth 420X+ | Poly Blackwire 3320-M |
|---|
| Form Factor | Headset microphone | - | |
|---|---|---|---|
| Type | Boom | Boom | |
| Microphone Operation Mode | Omni-directional | - | |
| Frequency Response | - | 100 - 10000 Hz | |
| Audio Input Details | Omni-directional | - | |
| Sensitivity | - | -38 dB |
| REMOTE CONTROL | Turtle Beach Ear Force Stealth 420X+ | Poly Blackwire 3320-M |
|---|
| Controls | - | Mute, volume, answer/end |
|---|
| CABLE | Turtle Beach Ear Force Stealth 420X+ | Poly Blackwire 3320-M |
|---|
| Cable Type | Micro-USB charge cable - detachable Audio cable - detachable |
- | |
|---|---|---|---|
| Detachable Cable | Yes | - |
| FEATURES | Turtle Beach Ear Force Stealth 420X+ | Poly Blackwire 3320-M |
|---|
| Features | 100% wireless | - |
|---|
| BATTERY AND CHARGING | Turtle Beach Ear Force Stealth 420X+ | Poly Blackwire 3320-M |
|---|
| Battery Type | Headset battery rechargeable | - | |
|---|---|---|---|
| Battery Life | 15 hour(s) | - |
| CONNECTIONS | Turtle Beach Ear Force Stealth 420X+ | Poly Blackwire 3320-M |
|---|
| Connector Type | - | USB (24 pin USB-C) |
|---|
| OTHERS | Turtle Beach Ear Force Stealth 420X+ | Poly Blackwire 3320-M |
|---|
| Included Accessories | USB wireless transmitter | - | |
|---|---|---|---|
| Compatibility | - | Mac, Windows | |
| Software Certification | - | Certified for Microsoft Teams | |
| Supported Host Device OS | - | Windows 10, macOS | |
| Service & Support | Limited warranty - 1 year | - |
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