Unique design with RGB lighting effects enhances your gaming vibe Game mode with low-latency signal transmission Hybrid ANC technology with ambient sound mode Dual-Mic ENC (Environmental noise cancellation) for clear phone calls Infrared wearing detection: the music is automatically played/paused when earbuds inserted/removed Tap control for easy operation Personalize your settings and find more with the EDIFIER CONNECT APP Ergonomic in-ear design with 3 pairs of ear tips ensures the comfort of longtime wearing IP54-rated dust and water resistance for outdoor scenariosBluetooth version V5.0 Audio codecs LHDC, AAC, SBC Driver unit Φ8mm dynamic driver Playback time ANC on: about 5 hours (earbuds) + 15 hours (charging case) ANC off: about 6.5 hours (earbuds) + 19.5 hours (charging case) Charging time about 1 hour (earbuds)/about 1 hour (charging case) Battery capacity 40mAh (earbuds)/500mAh (charging case) Frequency response 20Hz-20kHz Sound pressure level 94±3dBSPL Impedance 24Ω Charging port USB Type-C