Function: HD Display Screen Real-Time Status Display: The innovative use of an HD screen of shows the working status clearly, providing easy and clear visibility of the Wireless mitter Adapter's operational state. mitter Receiver 2-In-1: Bluetooth mission mode (TX): Convert wired audio into Bluetooth signal, and mit it to Bluetooth device for output. Bluetooth Receive Mode (RX): Receive Bluetooth signal and mit it to wired audio through Bluetooth connection. Bluetooth 5.4: With Bluetooth 5.4 chip installed, Bluetooth adapter has a better performance than the previous version in terms of mission distance, faster data rate, and lower power consumption. Bluetooth is Everywhere: The portable adapter that can be used as a mitter or receiver at the same time. In mitter mode, convert TV, PC, CD player, , MP3 / MP4 into a Bluetooth mitter. Receiver mode: ideal for sound systems mitting music or in the vehicle. TF : Support max 64GB card, the music format is MP3/WMA/APE/WAV/FLAC. Extended Battery Life: Audio mitter Receiver Supports use while charging with a 300mAh rechargeable polymer battery and intelligent fast charging technology. Use conveniently anytime, anywhere with long-lasting power. Smart Memory Mode Auto-Reconnect: Equipped with a memory chip, this Audio mitter Receiver automatically reconnects on startup, remembering devices, modes, and songs, saving you the hassle of reconnecting. Stable Signal 10m Obstacle-Free mission: Built-in high-gain bluetooth antenna and stable mission, Audio mitter Adapter is suitable for in-car, office, entertainment, and other home scenarios. Specification: Bluetooth solution: 5.4 Frequency: 2.4GHz-2.48GHz Bluetooth mission distance: ≤10 meters Bluetooth receiving distance: ≤10 meters Charging voltage: DC 5V Battery: 300 mA Working time: about 6 hours mis