Features: 1. Hybrid ANC (reduces noise by up to 42dB, immerse yourself in the world of music) 2. Spatial audio quality (immersive listening experience with spatial enhancement technique) 3. 4 mics, AI calling noise reduction (4 built-in mics & AI algorithm work together to filter out noise and render crystal clear calls) 3. 35h total listening time (enjoy music continuously for almost two days) 5. Transparency mode (hear voices or sounds around you without taking off the earbuds) 6. Dual connection (supports connecting to 2 devices wirelessly) 7. BT 5.4 (stronger signal, less loss and delay) 8. Ultra-fast charging (10-minute charging offers 1.5h playtime) 9. Low latency (perfect synchronization between audio and image at 60ms ultra-low latency) 10. Auto reconnection (reconnects automatically once opening the charging case) Specifications: Model: JR-FN1 Paired name: Joyroom Funpods FN1 Wearing style: in ear Chip: BT8952F BT version: V5.4 Audio decoding: AAC, SBC Supported protocols: HFP, A2DP, AVRCP Working frequency: 2402MHz-2480MHz Frequency response range: 20Hz-20KHz Earphone Battery capacity: 35mAh Case Battery capacity: 400mAh Speaker: φ10mm Music time（ANC off）: about 7h (70% volume) Music time（ANC on）: about 4h (70% volume) Calling time: about 5h (70% volume) Total music time：35h Standby time (connected): about48h Earphone Power input: 5V⎓200mA Case Power input: 5V⎓1A charging port: Type-C Cycle counts: about 4 times Earphone Charging time: about 1h Case Charging time: about 1.5h waterproof: IP54 Material: ABS+PC Earphone weight: 3g Case weight: 39g