iKF K3 Bluetooth Over Ear Headphone Wireless Wired Headset Noise Reduction

Note: APP can only register China 86 numbers at present, do not support other country number registration, if you are not clear, you can contact customer service for consultation. BLUETOOTH 5.3 Using Bluetooth 5.3 chip, the connection is more stable and faster; it has a longer connection distance and lower power consumption. HiFi STEREO SOUND Using 40mm large dual-core dynamic speakers, with high-definition audio analysis to restore every sound detail, just like being in the concert scene. UP TO 50 HOURS USING TIME The headset can be used for 50 hours on a full charge, which can meet the needs of daily use for several days without worrying about battery life. FOLDABLE STORAGE The headphone adopts a foldable design, which greatly increases the flexibility of storage and makes storage and carrying more convenient. DOUBLE-DEVICE CONNECTION The headphone adopts a foldable design, which greatly increases the flexibility of storage and makes storage and carrying more convenient. TWO CONNECTI