Waterproof Wireless Bluetooth Earphones

SPECIFICATIONS   Brand Name: HFJZLY   Style: Earbuds Vocalism Principle: Dynamic Active Noise-Cancellation: Yes Material: PVC Material: TPU Material: Silica gel Control Button: Yes Communication: True Wireless Volume Control: Yes Category: Earphones & Headphones Certification: CE Certification: FCC Certification: RoHS Number Of Drivers: 2 Plug Type: NONE Impedance Range: up to 32 Ω Headphone Pads Material: Silicone Support Memory Card: No Waterproof: Yes Frequency Response Range: 20 - 20000Hz Magnet Type: Ferrite Wireless Type: bluetooth Line Length: 0m Package List: User Manual Package List: Charging case Package List: Charging Cable Codecs: AAC Driver Diameter: 5mm Resistance: 32Ω Sensitivity: 120±3dBdB Is wireless: Yes Connectors: USB Earcups Type: Semi-open Bluetooth Version: 5.0 Total Harmonic Distortion: 2% Charging Method: Charging case Max Output: 20-30mWmW Support APP: Yes Function: For Internet Bar Function: Monitor Headphone Fu