Sensors
Proximity Sensor (automatically plays/pauses audio when putting the headphones on/off), microphone
Connectivity
Bluetooth 5.2 (10m range), True Wireless
Buttons
Touch control sensor on the emblem
Others
Frequency 20Hz ~ 20kHz | Impedance 16 O ± 15 % at 1kHz | Sensitivity 111 ± 3 dB at 1mW/1kHz | SBC, AAC and adaptive aptX codecs