At this time we are only available to accept payments through the platform! Please reach out to us first for any complaints or inquiries, we will do our best to resolve your issue as promptly and effectively as possible! C4 - USED GOOD, COSMETIC BLEMISHES INCLUDE MINOR SCRATCHES AND/OR OTHER SURFACES IMPERFECTIONS FROM CONSISTENT USE, BUT EQUIPMENT IS IN GOOD CONDITION OVERALL. F4 - HARDWARE FUNCTIONAL, ALL HARDWARE IS TESTED AND VERIFIED WORKING THROUGH MANUAL OR SOFTWARE TESTS.