JoyRoom Jbuds Series JR-BB1 True Wireless Earbuds - Black

Features: 1. 4-mic ENC calling noise reduction, HD calling experience 2. Built-in low consumption chip, up to 35h total listening time with the charging case 3. Ultra-fast charging, 10-minute charging offers 1h listening 4. Low latency, picture and sound in sync 5. HiFi PU composite diaphragm, more balanced music 6. BT 5.3, low consumption, stable transmission, strong anti-interference, more fluid audio 7. Ergonomic design, comfortable fit, 4 pairs of ear tips for different ear shapes 8. Better connection, easier operation 9. IPX4 water resistance, withstands rain and sweat 10. Widely compatible with Android, iP, and Windows systems Parameters: Series name: Jbuds Series Product name: Jbuds Series BB1 True Wireless Earbuds Model: JR-BB1 Type: in-ear Color: black, white BT version: V5.3 Chip: Jieli AD6973D BT audio decoding: AAC, SBC Supported protocols: HSP, HFP, A2DP, AVRCP Working frequency: 2402-2480MHz Earbud battery capacity: 35mAh Case battery capacity: 450mAh Speaker impedance: 32Ω