Grado has been in the audio business since the 1950s, so they attach great importance to their reputation. Therefore, they spent a lot of time developing real wireless headphones, and the result was GT220s. Their compact black body is fitted with custom mini drives that provide the company’s famous neutral, vivid sound. They also integrate touch control, a built-in microphone for calls and voice control, and a battery that can last for six hours per charge. The suitcase adds five full charges, and supports wireless charging and charging via USB-C. Click here for more details about Grado GT220 Wireless Earbuds.
- 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
