【Product Description】 Brand/Manufacturer: Beat-Sonic Model Number: BH13 Other: Nissan genuine speaker output extraction cable I wanted to install a subwoofer in my car, but I didn't have space, so I gave up. If anyone needs it, please use it. 【Product Condition】 Condition: Only connected once to check for power, so it's in good condition. I was able to use it without any problems at that time, so the operation has been confirmed. Notes: Please note that there are no box or instructions.