Style: In-Ear Communication: Wireless Connectors: None Wireless Type: Bluetooth Vocalism Principle: Dynamic Control Button: Yes Volume Control: Yes Active Noise-Cancellation: Yes Function: For Mobile Phone,Sport,Common Headphone Plug Type: Wireless Sensitivity: 120±5bB Frequency Response Range: 20-20000Hz Line Length: None Resistance: 32Ω Waterproof: Yes Model Number: Bluetooth TWS Earphone Support Memory Card: No Support APP: No Is wireless: Yes With Microphone: Yes Bluetooth version: v5.0 input: DC 5V earphone battery capacity: 60mAh charging box capacity: 750mAh play time: about 6-8 hours charging time: about 1 hour
