1X Connectland Bluetooth v2.1+EDR Wireless Headphone with Microphone, Yellow. With quality that can be trusted, easy setup and control can be achieved faster than ever before. Color: Yellow. The unique design provides high fidelity bass for a pristine music experience. Built-in Rechargeable Battery (Charges Through USB Connection). Simultaneous Connection with 2 Peripherals HFP (Cellular) and A2DP (Computer). Place, Receive or End Calls with a Simple Touch(Music will Pause and Resume After Call). Built-in Microphone (Higher sensitivity for clearer calls).