brand new and high quality<br><br>Features:<br>Made of high-quality material, durable, not easy to break, has a long service life.<br>50mm high magnetic for high fidelity unit, big shock and good sound quality.<br>Easy and simple to use and operate, practical and useful.<br>It has a wide applications, such as tablet computer, point pen, learning machine, interphone, headset, TV set-top box, doorbell, radio, telephone, digital photo frame, record pen, electronic dictionary, mobile phone, and other communication digital electronic products.<br>Headphone Speaker only, other accessories demo in the picture is not included!<br><br>Specifications:<br>Item Type: 50mm Headphone Speaker<br>Material: Plastic<br>Size: Diameter: 50mm/1.96in<br>Color: Black<br>Shape: Round<br>Rated impedance: 32ohm<br>Sensitivity: 112db<br>Frequency response range: 20Hz-20KHZ<br>Quantity: 2 PCS<br><br>Note:<br>No retail package.<br>Transition: 1cm=10mm=0.39inch<br>Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid.<br>Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!<br><br>Package Includes:<br>2 x Headphone Speaker