**Product Specifications:**
**Brand:** iKF
**Model:** F2 Open-Ear Sports Earphones
**Model:** T3pro Adaptive Noise Cancelling Headphones
**Model:** Metal Active Noise Cancelling HiFi Earphones
**Model:** TWS True Wireless Bluetooth Earbuds
**Model:** -UItra Hybrid Noise Cancelling Earphones
**Model:** -UItra Hybrid HiFi True Wireless Noise Cancelling Earbuds
**Features:** CD-level powerful original sound, advanced sound architecture
**Certifications:** FC, ROHS, CE
**Design:** Patented design
**Sales:** Cumulative sales exceeding 2,000,000 units, ranked TOP1
**Noise Cancellation:** 56dB super strong noise cancellation, 48dB normal noise cancellation
**Waterproof:** Upgraded IPX5 effective waterproof
**Latency:** 35ms professional ultra-low latency
**Communication Distance:** 15m unobstructed
**ANC Technology:** Advanced ANC 2.0 multi-frequency active noise cancellation
**Battery Life:** Up to 32 hours of continuous playback
**APP Support:** Customizable features, find earphones, personal alarm clock
**Bluetooth:** V5.4 for stable and low-latency connection
**Compatibility:** Android, iOS, Windows
**Charging Time:** Approximately 1.5 hours
**Charging Case Battery Capacity:** 400mAh
**Audio Decoding:** SBC/AAC/CVSD/mSBC/Opus/LC3
*Note: The above specifications are based on data from iKF's laboratory tests and may vary depending on actual usage.*