Bluetooth5.0 Stereo Audio Transmitter/Receiver160ft This is an interesting Bluetooth audio transceiver. It can convert the audio signal of TV or other audio players into Bluetooth signal and send it to a receiving device. It can also receive Bluetooth signal from an smart phone and broadcast it through wired speakers or headphones. Upgraded antenna, more stable signal - This Bluetooth audio receiver is equipped with a smart decoding chip, which can efficiently convert sound and digital signals, providing you with a lossless and ultra-low latency listening experience. At the same time, adding a Bluetooth signal booster antenna, it can maintain a reliable connection within a range of 60 feet, no more wire restrictions, and provide you with a more convenient smooth and enjoyable music experience. 2 in 1 Bluetooth Audio Transmitter Receiver - This Bluetooth Audio Transceiver can upgrade your old TV, PC, speakers, vintage stereo or car audio system! In transmitter mode (TX), the bluetooth audio adapter can make old TV/PC send wireless audio signal to your bluetooth headphones/speakers. In receiver mode (RX), it can pick up your favorite music from your phone and play it through a traditional wired speaker stereo or an old-school car audio system. TF card playback - TF card slot is very practical, sometimes playing music from mobile phone is a hassle, so try this plug and play TF card slot, just turn on the speaker and let the music flow. LCD Screen and Key Controls - The screen gives you an intuitive overview of all the details: working status, connected devices, which mode you are working in, etc. The keys make operation very convenient. The large knob can directly adjust the volume, press to pause the playback, no need to operate on the phone. A variety of compatible interfaces - set up a variety of interfaces Optical input/coaxial input/AUX input/output to meet the needs of a variety of devices. 【Worry-Free Customer Service】We provide 1 year quality warranty. If you have any questions about how to use this product, or if you are not satisfied with some aspect of the product, please feel free to contact us and we will do our best to solve the problem and keep our customers happy. Notice: 1. There are 2 Aux interfaces on the adapter, they have difference between input and output. The interface next to the power is output, the other one next to the antenna is input 2. Please do not use the power bank to supply power , because the power consumption of the adapter is very low, which will cause the power bank to fail to recognize that there are devices need power supply, resulting in the shutdown of the adapter. The USB interface of the TV may also be under voltage, use the power cord for power supply seperately will be the best.