Lenovo TH30 Wireless Bluetooth Headphones

Specifications:   With Microphone: Yes Wireless Type: Bluetooth Waterproof: Yes Volume Control: Yes Vocalism Principle: Dynamic Total Harmonic Distortion: 1% Support Memory Card: No Support APP: Yes Style: Headphone Sound Isolating: YES Sensitivity: 96dB Maximum wireless range[m]: 10m-20m Material: Plastic Line Length: 0m Is wireless: Yes Impedance Range: up to 32 Ω Frequency Response Range: 20 - 20000Hz Earcups Type: Semi-open Driver Diameter: 40mm Control Button: Yes Connectors: 3.5mm Communication: Wireless Charging Method: Cable Certification: CE Category: Earphones & Headphones Brand Name: Lenovo Bluetooth Version: 5.0 Active Noise-Cancellation: Yes