Latest Bluetooth Transmitter Version 5.4: Bluetooth Transmitter for TV 5.4, On the one hand, it greatly improves the transmission speed of audio data, allowing listening to songs without freezing, and has lower latency and higher sound quality. On the other hand, it expands the actual transmission range to 10 meters.TV Bluetooth Transmitter built-in battery.Hands Free Calling and Navigation: Bluetooth receiver has a built-in microphone and a one click multifunction button to answer/hang up/reject or recombine calls. Connect the 3.5mm AUX converter of the Bluetooth transmitter receiver to the car's AUX interface and connect your phone to the car's audio system. This way, you can not only make calls, but also listen to dynamic music and support streaming voice notifications for existing navigation applications. CVC8.0 Noise Reduction: Our Bluetooth adapter for TV uses CVC8.0 noise cancellation technology and DSP chip to provide clear listening and authentic voice transmission. Eliminating echoes and blocking annoying background noise (such as wind, traffic, or crowds), these noises from the TV Bluetooth transmitter will bring you a music experience similar to a CD. [Bluetooth transceiver 2-in-1]: A portable aux Bluetooth adapter used as a transmitter or receiver. Red light emission mode: TV, MP3/MP4, PC, CD player, iPod, etc. Blu ray reception mode: very suitable for playing streaming music at home or in the car. [Packing List] 1 USB Bluetooth Transmitter Receiver with 3.5mm Audio, 1 x User Manual, providing 100% satisfaction guarantee for your customers. If there are any issues with the products in the packaging, I hope you can contact us immediately via email.Bluetooth transmitter 5.3 jack support ensures simple and convenient use, and guarantees that customer service can easily and quickly correct any issues within 24 hours.