The GT220 mark a milestone in Grado’s seven decades of audio. Years in the making, they didn’t want to rush the process of creating a compact and versatile wireless Grado headphone with such vocality and depth. Control music, calls, and more with just a tap, or your voice with the built-in microphone. Easy to always have around, they’re ready when you are.
- Bluetooth: 5.0
- Battery Life: 36 hours
- Headphone Battery: 6 hours; 50mAH
- Case Battery: 5 full charges; 500mAH
- Charging: USB-C, Wireless; 2 Hours
- Codec: aptX, AAC, SBC
- Frequency Response: 20Hz~20KHz
- Nominal Impedance: 32ohms
