1. Brand New And High Quality 2. Made Of High Quality Material, And Wear-Resistant 3. Nice Replacement For Broken Or Old One, Make You Device Work Properly 4. High Quality For Professional Use 5. Need A Professional To Install The Corresponding Accessories To Avoid Damage To The Accessories : Host Product Type: RF Module Communication Interface: IIC Power Supply Voltage: 2V Power Supply Current: 10A Note:Different Batches May Have Differences In Product Appearance, Color, And Printed Characters, Which Will Not Affect The Use Colour:As Shown Material:PCB Package Contents: 1 * Amplifier Module Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.