1Pcs K-head 2 Pin Walkie Talkie Headset MIC PTT Function Earphone with Microphone D-type Earpiece Ear Hook Radio Accessory

High-concerned chemical : None Material : PVC Voice assistant built-in : No NFC Technology : No Category : Earphones & Headphones Is wireless : No Support APP : No Function : For Mobile Phone Active Noise-Cancellation : Yes Volume Control : No Control Button : Yes Vocalism Principle : Dynamic Wireless Type : None Communication : WireLess Style : Wired in-ear headphones Certification : NONE Origin : Mainland China Support Memory Card : No