Side by side comparison and review of beyerdynamic DT 1770 PRO and Poly Voyager 4220 UC. 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 | beyerdynamic DT 1770 PRO | Poly Voyager 4220 UC |
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Product Type | Headphones - wired - 3.5 mm jack | Headset - Bluetooth - wireless | |
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Series | - | UC Series | |
Weight | 388 g | 150 g | Poly Voyager 4220 UC are lighter than beyerdynamic DT 1770 PRO headphones. |
Colour | Black | - | |
Bluetooth Range (Operating Distance) | - | 30 m |
SOUND QUALITY | beyerdynamic DT 1770 PRO | Poly Voyager 4220 UC |
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Headphones Form Factor | Full size | On-ear | |
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Headphones Technology | Dynamic | - | |
Ear Cups Type | Closed | - | |
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 | |
Sound Output Mode | Stereo | Stereo | |
Frequency Response | 5 - 40000 Hz | 20 - 20000 Hz | beyerdynamic DT 1770 PRO offer a larger frequency range than Poly Voyager 4220 UC. |
Total Harmonic Distortion (THD) | 0.05% | - | |
Sensitivity | 102 dB | - | |
Impedance | 250 Ohm | 32 Ohm | |
Diaphragm | - | 32 mm | |
Features | - | SoundGuard DIGITAL Technology |
MICROPHONE | beyerdynamic DT 1770 PRO | Poly Voyager 4220 UC |
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Form Factor | - | Headset microphone | |
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Type | - | Boom | |
Microphone Operation Mode | - | Uni-directional | |
Microphones Included | - | 2 |
REMOTE CONTROL | beyerdynamic DT 1770 PRO | Poly Voyager 4220 UC |
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Controls | - | Mute, volume, answer/end, play/pause, next/previous track, reject call, redial, voice assistant |
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CABLE | beyerdynamic DT 1770 PRO | Poly Voyager 4220 UC |
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Cable Type | Headphones cable - 3 m Headphones cable - 5 m |
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FEATURES | beyerdynamic DT 1770 PRO | Poly Voyager 4220 UC |
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Features | - | Voice alerts | |
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Intelligent Assistant | - | Alexa |
BATTERY AND CHARGING | beyerdynamic DT 1770 PRO | Poly Voyager 4220 UC |
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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 | beyerdynamic DT 1770 PRO | Poly Voyager 4220 UC |
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Connector Type | Headphones (mini-phone stereo 3.5 mm) | Wireless adapter (4 PIN USB Type A) |
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OTHERS | beyerdynamic DT 1770 PRO | Poly Voyager 4220 UC |
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Included Accessories | 6.3 mm (1/4") stereo adapter, 2 earpads, carrying bag | Bluetooth USB adapter, charging stand |
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