Stereo Headphone Bluetooth and SD Card with Mic for Mobile iPhone Samsung Tablet

SPECIFICATIONS   version: bluetooth V5.0   material: ROHS material effective distance: 15meters color: red,blue,green,rose,orange gold etc. charge time: about 3hours With Microphone: Yes Wireless Type: bluetooth Waterproof: Yes Volume Control: Yes Vocalism Principle: Dynamic Total Harmonic Distortion: 0.11% TF function: support TF card playing Support system: Mobile Phone,Computer TV all have bluetooth function Support Memory Card: Yes Support APP: No Style: Headphone Sensitivity: 84dBdB Resistance: 32ΩΩ Power supply: powered by rechargeable 400MAH battery Plug Type: Line Type Playing time: 20hou Number Of Drivers: 2 Magnet Type: Neodymium Line Length: 0.8mm Is wireless: Yes Headphone Pads Material: synthetic leather Function: For Mobile Phone,for Video Game,HiFi Headphone Frequency Response Range: 20 - 2000Hz Frequency: 2.40GHz-2.48GHz Earcups Type: Sealed Driver Diameter: 40mm Control Button: Yes Connectors: USB Communication: Wireless Charging Method: Cable Certification: CE,FCC,RoHS Brand Name: CATASSU Bluetooth Version: 5.0 Active Noise-Cancellation: Yes