EGRD Smallest Invisible Mini Bluetooth Earbud Headset , Lightweight Mini Headphone Built-in HD Microphone Support Say Yes or No Function for iPhone Samsung Sony HTC LG and Most Smartphone. (Red) The new arrival mini earbud newly added the Say yes or no to pick up or reject call. Ideal for in-car calling or working use. Super comfortable and lightweight design, soft earhook and earcup ideal for long time use. Quite mini and invisible. Built-in HD and sensitivity microphone. Support A2DP , makes you can enjoy clear and natural sound when calling. Built-in 50 Mah polymer battery. Up to 4 hours of continuous talk time, 3.5 hours of music time. 120 hours standby time. Pairing Instruction: Press and hold the button until the voice statesReady to pairor the LED light flashing Red and Blue. Please kindly read the instruction before use.