![[Grado] Grado GT220 Headphones](http://img.giige.online:886/img/84A315802D9E8C4C857B5AA134361FF6.jpg "[Grado] Grado GT220 Headphones")
![[Grado] Grado GT220 Headphones](http://img.giige.online:886/img/963C257777A0C5059B01136F270D1A2C.jpg "[Grado] Grado GT220 Headphones")
![[Grado] Grado GT220 Headphones](http://img.giige.online:886/img/671A81F0D92EAA68EF99C54DC3333748.jpg "[Grado] Grado GT220 Headphones")
![[Grado] Grado GT220 Headphones](http://img.giige.online:886/img/8E2337AFB35B14A3C584E7168A0F1B16.jpg "[Grado] Grado GT220 Headphones")
![[Grado] Grado GT220 Headphones](http://img.giige.online:886/img/1A25DBEFEBB9065E1F012D4EF1278113.jpg "[Grado] Grado GT220 Headphones")
Overview
Features
Audio
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Maximum Frequency Response
20KHz
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Minimum Frequency Response
20Hz
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Driver Type
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Driver Size
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Sound Isolating
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Environmental Noise Control
Connectivity
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Bluetooth Version
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Number Of Devices Connectable Simultaneously
Connection Type
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Stand-By Time
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Maximum Talk Time
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Battery Type
36 hours
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Adjustable Headband
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Built-In Microphone
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High Resolution Audio
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Rechargeable
Yes
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Output Jack Name
test1
