Lenovo LP40 Wireless Headphones

Specifications: With Microphone: Yes Wireless Type: Bluetooth Waterproof: Yes Volume Control: No Vocalism Principle: Dynamic Support Memory Card: No Support APP: No Style: In-ear Resistance: 16Ω Origin: Mainland China Number Of Drivers: 2 Material: Plastic Line Length: 0m Is wireless: Yes Impedance Range: up to 32 Ω Function: for Video Game,Common Headphone,For Mobile Phone,HiFi Headphone Frequency Response Range: 20 - 20000Hz Control Button: Yes Connectors: USB Communication: True Wireless Charging Method: Charging case Certification: CE Category: Earphones & Headphones Brand Name: Lenovo Bluetooth Version: 5.0 Active Noise-Cancellation: