This product integrates the three functions of Bluetooth Receiving, Bluetooth Transmitting and FM Transmitting into one. It can be remotely controlled by infrared and ensure the effective distance of 5~8 meters | Bluetooth is everywhere - In transmitter mode, convert a TV, PC, CD player, iPod, MP3 / MP4 other than Bluetooth into a Bluetooth transmitter. Receiver mode: ideal for sound systems transmitting music at home or in the vehicle | HD LED display can display working mode and status in real time. Support AUX 3.5mm/RCA audio /USB flash disk /TF card input and output, support digital optical and coaxial input. | Supports NFC wireless Bluetooth pairing (The mobile phone/tablet PC shall support NFC function).The built-in 500mAh polymer lithium battery can be used while it is charged. You can use it to listen to music for 8-10 hours. | You will get: bluetooth v5.0 transmitter/receiver, usb charging cable, 3.5mm male to 3.5mm male audio cable, 3.5mm female to rca male audio cable, user manual