2 in 1 Bluetooth 5.3 Audio Adapter: The Vaorlo Bluetooth-5.3 audio mitter receiver can mit audio from non-Bluetooth-compatible audio sources (TV, PC, MP3, CD player or book reader, etc.) to Bluetooth-compatible headsets and speakers. And you can also make your non-Bluetooth-compatible headsets and speakers receive audio from Bluetooth-compatible audio sources (mobile phones, tablets, etc.). You can easily switch between mitter and receiver modes with the push of a button. Support Dual Stream,Multipoint Connect:Bluetooth mitter function,can connect 2 Bluetooth headsets at the same time.Bluetooth receiver function,can connect 2 smartphones.Auto On: When you connect to the power, So its very good for to use in car or other you want it have auto on functions. Easy to Use: Just tap the switch to switch between mitter and receiver modes. Easy connection using advanced Bluetooth technology and 3.5mm audio cable (included) and 2RCA Audio Cable. Bluetooth 5.3+EDR: By inserting a Bluetooth adapter into a non-Bluetooth-compatible device to achieve wireless connection with various Bluetooth-compatible devices. It can be stably connected to TVs, stereos, PCs, MP3s, cars, speakers, earphones, smartphones, tablets, and reaches a maximum range of 50 feet (15m) outdoors and a maximum range of 33ft (10m) indoors. Space-Saving Design: Ultra-compact and lightweight for convenient use with a variety of devices. Auto-Connect: This Bluetooth Adapter will automatically connect to the last paired Bluetooth device when you turn it on the next time. Super Stable Connection: Our Bluetooth audio adapter is fitted with a Bluetooth 5.3 chip for steady pairing, fast mission and a wide signal range (33 feet). With the 3.5mm AUX port and 2 RCA port, it can be connected to non-Bluetooth car audio systems, home stereo, wired headphone/speaker, Amplifier/Home Theater.etc. Then you can enjoy wireless Hi-fi music streaming! Receiver Mode For: Car Kit/Wired