Material: Aluminum Alloy + Braided Cable Weight: About 12g Size: 127*33*8.8mm Extended Port: Type-C Female Connector + 3.5mm Earphone Female Connector Type-C Female Connector Input: 20V⎓3A (60W Max) 3.5mm Earphone Female Connector: Earphone Impedance: 16~32Ω Frequency Range: 20Hz~20KHz SNR: 90dB Compatible Devices: For digital devices with Type-C port Note: If the laptop/tablet/phone comes with a 3.5mm earphone female connector, the 3.5mm earphone female connector of this product may not support the call function Feature: ① With dual ports, support charging and listening in sync. ② PD 60W high power, fast charging for laptops. ③ Independent audio decoding, good sound quality. ④ Compact design, lightweight and portable.