YETOR Bluetooth Transmitter/Receiver for TV PC MP3 MP4 Laptop RCA or 3.5MM Input Jack can Pairing 2 Bluetooth headsets Speaker Simultaneously CSR chip Inside Low delay: CSR kernel ensures very low lags and* high-fidelity stereo sound and high quality CSR chip ensures the stability of product Multiple functions: Under Bluetooth audio transmitter mode, send voice to two Bluetooth headsets (or Bluetooth speaker), etc. Easy to use: Complex settings and professional knowledge are not required and memory function and automatic back connection are available High-quality manufacturing ensures durability of product and it has built-in high-capacity rechargeable battery Play All The Time: Built-in rechargeable battery provides up to 8 hours of playing, supporting charging and streaming simultaneously so that you can play it all the time. With small, lightweight and portable size and high performance sound design,you can take this transmitter to anywhere