ASUS ROG CETRA. Product type: Headset, Wearing style: In-ear, Recommended usage: Gaming. Connectivity technology: Wired, USB connector: USB Type-C. Ear coupling: Intraaural, Headphone frequency: 20 - 40000 Hz, Impedance: 16 ?. Microphone type: Boom, Microphone frequency: 50 - 10000 Hz, Microphone sensitivity: -40 dB. Weight: 26 g