Hecate H+ sound effect specially tuned for more immersive gaming experience Φ10mm composite bio-diaphragm delivers music with balanced frequencies and rich details PixArt professional gaming chipset provides signal transmission with latency as low as 60ms Ergonomic and lightweight design ensures the comfort of long-time wearing Role-swapping function supported for left and right earbuds ENC (environmental noise cancelling) algorithm picks up your voice from background noise 4.5 hours of playtime per charge and 19.5 hours in total with the charging case IP55-rated dust and water resistance for more scenarios Touch zone with electroplated metal ring for easy adjustmentBluetooth version V5.2 Audio codecs SBC Driver unit Φ10mm dynamic driver Playback time about 4.5 hours (earbuds) + 15 hours (charging case) Charging time about 1.5 hours (earbuds) Battery capacity 40mAh (earbuds)/400mAh (charging case) Frequency response 20Hz-20kHz Sound pressure level 98dB Impedance 32Ω Charging port USB Type-C