Hign-concerned Chemical: None Maximum wireless range[m]: Less than 10m NFC Technology: No Sound Isolating: YES Category: Earphones & Headphones Charging Method: Charging case Headphone Pads Material: Silicone Magnet Type: other Impedance Range: up to 32 Ω Bluetooth Version: 5.3 Features: waterproof,With microphone,Active Noice Cancelling Codecs: AAC With Microphone: Yes Is wireless: Yes Support APP: No Waterproof: Yes Line Length: 0m Function: for Video Game,for ,HiFi Headphone,Sport,For Outdoor,For Office Active Noise-Cancellation: Yes Volume Control: Yes Control Button: No Vocalism Principle: Other Wireless Type: bluetooth Connectors: Type c Communication: WireLess Style: Ear Hook Support Memory Card: No Color: Black Material: ABS Package Contents: 1 * Bluetooth Earphone 1 * Data cable Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.