OKCSC Retro 3rd Generation 2 in 1 Wireless Headphones BT 5.3 40mm Drive Open-ear Noise Reduction Headset Two Connection Modes

OKCSC. Hign-concerned Chemical: None. Material: Metal, ABS. NFC Technology: No. Sound Isolating: No. Category: Earphones Headphones. Earcups Type: Sealed. Charging Method: cable. Magnet Type: other. Driver Diameter: 40mm. Bluetooth Version: 5.3. Package List: User Manual, Replaceable Pads Set, Detachable Audio Cable. With Microphone: Yes. Is wireless: Yes. Support APP: No. Waterproof: No. Plug Type: None. Active Noise-Cancellation: Yes. Volume Control: Yes. Control Button: Yes. Vocalism Principle: Dynamic. Wireless Type: Bluetooth. Communication: Wireless+Wired. Style: Wired in-ear headphones. Origin: Mainland China. Brand Name: okcsc. Support Memory Card: No. OKCSC Retro 3rd Generation 2 in 1 Wireless Headphones BT 5.3 40mm Dirve Open-ear Noise Reduction Headset Two Connection Modes