Detailed comparison and review of ASTRO A40 TR and Poly Voyager 4220 USB-C. 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 | ASTRO A40 TR | Poly Voyager 4220 USB-C |
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Product Type | Headset - wired - 3.5 mm jack | Headset - Bluetooth - wireless - USB-C | |
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Series | - | UC Series | |
Height | 9.5 cm | - | |
Width | 19.7 cm | - | |
Depth | 20.32 cm | - | |
Weight | 369 g | 150 g | Poly Voyager 4220 USB-C 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 USB-C |
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Headphones Form Factor | Full size | On-ear | |
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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 USB-C. |
Total Harmonic Distortion (THD) | <0.1% | - | |
Sensitivity | - | 94 dB | |
Impedance | 48 Ohm | 32 Ohm | |
Diaphragm | 40 mm | 32 mm | ASTRO A40 TR have a thicker diaphragm than Poly Voyager 4220 USB-C. |
Features | - | SoundGuard DIGITAL Technology | |
In-Cord Volume Control | Yes | - |
MICROPHONE | ASTRO A40 TR | Poly Voyager 4220 USB-C |
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Form Factor | Detachable headset microphone | Headset microphone | |
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Type | Boom | Boom | |
Microphone Operation Mode | Uni-directional | Uni-directional | |
Audio Input Details | Uni-directional | - | |
Microphones Included | - | 2 |
REMOTE CONTROL | ASTRO A40 TR | Poly Voyager 4220 USB-C |
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Controls | Volume | Mute, volume, answer/end, play/pause, next/previous track, reject call, redial, voice assistant |
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CABLE | ASTRO A40 TR | Poly Voyager 4220 USB-C |
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Cable Type | Headset cable - detachable - 2 m Audio splitter - 1.5 m |
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Cable Length | 2 m | - | |
Detachable Cable | Yes | - |
FEATURES | ASTRO A40 TR | Poly Voyager 4220 USB-C |
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Features | - | Voice alerts |
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BATTERY AND CHARGING | ASTRO A40 TR | Poly Voyager 4220 USB-C |
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Battery Type | - | Headset battery rechargeable - lithium polymer | |
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Battery Capacity | - | 360 mAh | |
Battery Life | - | 15 hour(s) | |
Battery Life Details | - | Continuous playback: up to 15 hours Continuous talk: up to 12 hours |
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Standby Time | - | 312 hours | |
Charging Time | - | 1.5 hour(s) |
CONNECTIONS | ASTRO A40 TR | Poly Voyager 4220 USB-C |
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Connector Type | Headset (mini-phone stereo 3.5 mm 5-pole) | - |
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OTHERS | ASTRO A40 TR | Poly Voyager 4220 USB-C |
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Bundled with | Astro MixAmp Pro TR | - | |
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Included Accessories | Detachable microphone, 2 speaker tags | Bluetooth USB adapter, charging stand | |
Compatibility | Mac, Windows | - | |
Software Certification | - | Certified for Microsoft Teams | |
Service & Support | Limited warranty - 1 year | - |