Features: Experience seamlessly sound with our single ear sound earbud featuring a builtin microphone and 3.5mm port, designing to deliver both sound channel in one ear for optimally sound quality. This earphone boasts a durability spring coils reinforced cord, ensuring longevities and clear sound transmission. For individuals with single side hearing loss or those who need to stay aware of their surroundings, such as runner, cyclists, and professionals. Perfect for use in various scenario including driving, security operations, and sports activity, where maintaining awareness is important. For a wide ranges of devices, from smartphones to tablets, this earbud offers flexibility and convenience for all your sound needs on the go. Specifications: Component:Plastic Total Length:Approx.80cm-150cm Color:Black Package Includes: 1pcs Single Earpiece note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you donot mind befores you order. 2.Due to the differences between different monitors, the picture may not reflect the actual coloring of the item. Thanks for your understandings.