Made of aluminum alloy, durable and sturdy enough for long time using. High fidelity and anti-interference condenser microphone sound collection device. Due to different batches, the number of round holes on the blue part of the product may be different, which does not affect Colour:gold+silver+blue Material:Aluminum Alloy + Copper Size:25 x 7mm Package Contents: 1 x Condenser Microphones Core 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.