Nippon Antenna Desktop Booster Compatible with Digital Broadcasting VB-33CU 【 Instant Purchase Welcome 】 You can purchase without confirming with a comment before buying. 【 We do not accept price negotiations 】 We set the price without considering price negotiations when listing. Due to frequent price negotiations in the comment section, we basically do not accept price negotiations and gradually lower the listing price at our own timing. Thank you for your understanding. 【 Please be sure to contact us before giving a rating in case of product defects 】 In the unlikely event of a malfunction (failure) that differs from the product description, we will either refund the product after receiving the return or refund it within the Mercari site, so please be sure to contact us before giving a rating. If you rate first, the transaction will be completed according to Mercari's rules, and we will not be able to respond. Thank you. ------This is a guaranteed working product------