In depth comparison and review of ASTRO A40 TR and Poly EncorePro 320, USB-A. 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 | ASTRO A40 TR | Poly EncorePro 320, USB-A |
|---|
| Product Type | Headset - wired - 3.5 mm jack | Headset - wired - USB | |
|---|---|---|---|
| Series | - | 300 Series | |
| Height | 9.5 cm | - | |
| Width | 19.7 cm | - | |
| Depth | 20.32 cm | - | |
| Weight | 369 g | - | |
| Colour | Black, blue | Black | Black, red | White | Black, olive | Navy, crimson | - | |
| Earpad Material | Synthetic leather | - | |
| Recommended Use | Game console, computer | Computer |
| SOUND QUALITY | ASTRO A40 TR | Poly EncorePro 320, USB-A |
|---|
| Headphones Form Factor | Full size | On-ear | |
|---|---|---|---|
| Headphones Technology | Dynamic | - | |
| Ear Cups Type | Open | - | |
| Connectivity Technology | Wired | Wired | |
| Noise Isolating | Yes | - | ASTRO A40 TR are equipped with a noise isolating function. |
| Sound Output Mode | Stereo | Stereo | |
| Built-in Decoders | MixAmp Dolby Digital | - | |
| Sound Effects | 7.1 Channel Dolby Headphone Surround Sound | - | |
| Frequency Response | 20 - 24000 Hz | 50 - 8000 Hz | ASTRO A40 TR offer a larger frequency range than Poly EncorePro 320, USB-A. |
| Total Harmonic Distortion (THD) | <0.1% | - | |
| Impedance | 48 Ohm | 32 Ohm | |
| Max Sound Pressure | - | 118 dB | |
| Diaphragm | 40 mm | 28 mm | ASTRO A40 TR have a thicker diaphragm than Poly EncorePro 320, USB-A. |
| In-Cord Volume Control | Yes | Yes |
| MICROPHONE | ASTRO A40 TR | Poly EncorePro 320, USB-A |
|---|
| Form Factor | Detachable headset microphone | - | |
|---|---|---|---|
| Type | Boom | Boom | |
| Microphone Operation Mode | Uni-directional | Uni-directional | |
| Audio Input Details | Uni-directional | - |
| REMOTE CONTROL | ASTRO A40 TR | Poly EncorePro 320, USB-A |
|---|
| Controls | Volume | Mute, volume |
|---|
| CABLE | ASTRO A40 TR | Poly EncorePro 320, USB-A |
|---|
| Cable Type | Headset cable - detachable - 2 m Audio splitter - 1.5 m |
Headset cable | |
|---|---|---|---|
| Cable Length | 2 m | - | |
| Detachable Cable | Yes | - |
| CONNECTIONS | ASTRO A40 TR | Poly EncorePro 320, USB-A |
|---|
| Connector Type | Headset (mini-phone stereo 3.5 mm 5-pole) | Headset (4 PIN USB Type A) |
|---|
| OTHERS | ASTRO A40 TR | Poly EncorePro 320, USB-A |
|---|
| Bundled with | Astro MixAmp Pro TR | - | |
|---|---|---|---|
| Included Accessories | Detachable microphone, 2 speaker tags | - | |
| Compatibility | Mac, Windows | - | |
| Service & Support | Limited warranty - 1 year | - |
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