... assured 4)OEM acceptance mini wireless keyboard with trackball mouseMAIN FEATURE Application can be keyboard, mobile phone, mouse, art decration etc. Material is ... steel mini-ball inside, make it heavirerPayment Details: T/T in advance, L/C, Western Union Prompt Delivery Time: 7 ... normally have most sizes in stockPacking Details: Each ball packed with a small plastic bag, then serveral in a box. OEM: ...