This is a YAMAHA Silent Brass system, including a pickup mute and personal studio for trumpet. - Brand: YAMAHA - Model Name: Silent Brass - Accessories: Personal Studio ST9, cable, instruction manual - Type: Pickup mute for trumpet - Tested and working Thank you for viewing. I have used it a few times, but it has been stored at home for a long time. The instruction manual etc. are all included, but the earphone covers are not included, so please purchase them separately at a 100-yen shop etc. Regarding shipping, it will be shipped in simple packaging, with the outer box wrapped in bubble wrap.