No issues with functionality. Like new, used for only a few hours. Bluetooth 5.2 For those who want to listen to TV audio through earphones or speakers, how about this? Everything is shown in the photos. No instruction manual or charging cable included. The charging port is Micro USB. If you want the complete set, please check my other listings under the same account. To prevent any problems, please purchase only if you understand that this is a used item. Returns and cancellations are not accepted. If you don't know how to connect it or if it doesn't work, I will provide after-sales support in the comments section, so please feel free to ask. Please refrain from price negotiations. Bluetooth audio transmitter JPT1, includes USB cable and audio cable. - Brand: JPRIDE - Model Name: JPT1 - Included Items: RCA cable, 3.5mm audio cable - Features: Bluetooth transmitter & receiver