1. Microwave Shielding Box, DIE-Cast Aluminum Box C2. NC Processing/Shielding Box3. Low Noise Amplifier Box/Amplifier Case/Power Amplifier Case4. Professional RF Design/SMA Connector5. Shielded Aluminum Box/Radio Frequency Aluminum Box/Radio Frequency/Shielding Shell.Recommended Size Of The Circuit Board:At Least 0.2mm Smaller Than The Internal Size Of The Cavity. Pay Attention To The Chamfering Of The Circuit Board.Circuit Board Thickness:0.6mm To 2.5mm (All Are Acceptable)Note:Different Batches May Have Differences In Product Appearance, Color, And Printed Characters, Which Will Not Affect The UseColour:As ShownMaterial:Aluminum alloySize:Overall Dimensions(Excluding Connectors):60mmx30mmx25mm; Cavity Size(Mainly PCB Version):54mmx24mmx20mmPackage Contents:1 * Shell1 * Box Cover1Set * ScrewsOnly 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.