100ma usb keyboard with trackball

{"title":"Plastic 89 Keys USB 100mA Industrial Computer Keyboard Standard English Layout","imgUrl":"https:\/\/img.chinax.com\/nimg\/2b\/a0\/b5bfb101f4e22913204f8b85cebc-200x200-1.jpg","attrs":{"Price":"US$30-40","Brand Name":"KINGLEADER","Model Number":"DX-89-TB","Minimum Order Quantity":"1pcs","Delivery Time":"20days","Place of Origin":"China","Payment Terms":"T\/T,Paypal, L\/C, D\/A, D\/P, Western Union, MoneyGram","Supply Ability":"2000pcs\/month","Packaging Details":"1pcs\/box, 10pcs\/ctns","Material":"Plastic","Number of keys":"89","Layout":"Standard English layout","Color":"Black","Interface":"USB","Application":"Industry"}}