Side by side comparison and review of ASTRO A40 TR and Poly Voyager 4220. 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 | ASTRO A40 TR | Poly Voyager 4220 |
|---|
| Product Type | Headset - wired - 3.5 mm jack | Headset - Bluetooth - wireless | |
|---|---|---|---|
| Series | - | 4200 UC Series | |
| Height | 9.5 cm | - | |
| Width | 19.7 cm | - | |
| Depth | 20.32 cm | - | |
| Weight | 369 g | 150 g | Poly Voyager 4220 are lighter than ASTRO A40 TR headphones. |
| Colour | Black, blue | Black | Black, red | White | Black, olive | Navy, crimson | - | |
| Earpad Material | Synthetic leather | - | |
| Recommended Use | Game console, computer | - | |
| Bluetooth Range (Operating Distance) | - | 30 m |
| SOUND QUALITY | ASTRO A40 TR | Poly Voyager 4220 |
|---|
| Headphones Form Factor | Full size | On-ear | |
|---|---|---|---|
| Headphones Technology | Dynamic | - | |
| Ear Cups Type | Open | - | |
| Connectivity Technology | Wired | Wireless | |
| 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) | |
| Bluetooth Audio Codec | - | SBC, mSBC | |
| 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 | 20 - 20000 Hz | ASTRO A40 TR offer a larger frequency range than Poly Voyager 4220. |
| Total Harmonic Distortion (THD) | <0.1% | - | |
| Impedance | 48 Ohm | 32 Ohm | |
| Diaphragm | 40 mm | 32 mm | ASTRO A40 TR have a thicker diaphragm than Poly Voyager 4220. |
| Features | - | SoundGuard DIGITAL Technology | |
| In-Cord Volume Control | Yes | - |
| MICROPHONE | ASTRO A40 TR | Poly Voyager 4220 |
|---|
| Form Factor | Detachable headset microphone | Headset microphone | |
|---|---|---|---|
| Type | Boom | Boom | |
| Microphone Operation Mode | Uni-directional | Uni-directional, MEMS-directional | |
| Noise Cancelling | - | Yes | Poly Voyager 4220 microphone can cancel out ambient noise. |
| Frequency Response | - | 100 - 6800 Hz | |
| Audio Input Details | Uni-directional | - | |
| Microphones Included | - | 2 |
| REMOTE CONTROL | ASTRO A40 TR | Poly Voyager 4220 |
|---|
| Controls | Volume | Mute, volume, answer/end, play/pause, next/previous track, reject call, redial, voice assistant |
|---|
| CABLE | ASTRO A40 TR | Poly Voyager 4220 |
|---|
| Cable Type | Headset cable - detachable - 2 m Audio splitter - 1.5 m |
- | |
|---|---|---|---|
| Cable Length | 2 m | - | |
| Detachable Cable | Yes | - |
| FEATURES | ASTRO A40 TR | Poly Voyager 4220 |
|---|
| Features | - | Voice alerts |
|---|
| BATTERY AND CHARGING | ASTRO A40 TR | Poly Voyager 4220 |
|---|
| Battery Type | - | Headset battery rechargeable - lithium polymer | |
|---|---|---|---|
| Battery Capacity | - | 360 mAh | |
| Battery Life | - | 15 hour(s) | |
| Battery Life Details | - | Continuous playback: up to 15 hours Continuous talk: up to 12 hours |
|
| Standby Time | - | 312 hours | |
| Charging Time | - | 1.5 hour(s) |
| CONNECTIONS | ASTRO A40 TR | Poly Voyager 4220 |
|---|
| Connector Type | Headset (mini-phone stereo 3.5 mm 5-pole) | - |
|---|
| OTHERS | ASTRO A40 TR | Poly Voyager 4220 |
|---|
| Bundled with | Astro MixAmp Pro TR | - | |
|---|---|---|---|
| Included Accessories | Detachable microphone, 2 speaker tags | Bluetooth USB adapter | |
| Compatibility | Mac, Windows | - | |
| Software Certification | - | Certified for Microsoft Teams | |
| Service & Support | Limited warranty - 1 year | - |
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