Brand Name: BLUELANS Vocalism Principle: Dynamic Control Button: Yes Active Noise-Cancellation: Yes Communication: Wireless Volume Control: Yes Style: Neckband Sensitivity: 103±3dB Wireless Type: Bluetooth Is wireless: Yes Max Output: 0mW Line Length: 0.6m Support APP: No Function: Sport Number Of Drivers: 2 Plug Type: Line Type Impedance Range: up to 32 Ω Connectors: None Model Number: XT11 Earphone Earcups Type: Sealed Headphone Pads Material: Other Bluetooth Version: 4.2 Codecs: Apt-X Support Memory Card: No Driver Diameter: 20mm Resistance: 320Ω Waterproof: Yes Frequency Response Range: 20 - 22000Hz Total Harmonic Distortion: 0% With Microphone: Yes Charging Method: CABLE Magnet Type: Ferrite Feature 1: Strong Bass Bluetooth earphone for iphone 7 8 6 Feature 2: In-ear Bluetooth Earphone for Running Feature 3: Fast Charging Could Use 2-3 Hours Feature 4: Sports bluetooth earphone with mic Feature 5: HI-FI Sound Earphone for Xiaomi 9 8 7 Feature 6: Bluetooth V4.2 Earphone for Samsung Galaxly S10 S9 Feature 7: Big power Bluetooth Earphone for Redmi note 8 7 Dropshipping: Yes Wholesale: Yes