Support dual stream (TX mode and RX mode), mission can connect two Bluetooth audio devices and receivers at the same time. The Bluetooth adapter has a memory function and will automatically connect to the device you have paired before when it is turned on. Equipped with an enhanced Bluetooth 5.0 chipset, the Bluetooth mitter receiver can provide stable audio and CD quality, allowing you to experience true high-definition audio. With low latency, you can watch the video while watching the movie without delay. Note: Low latency needs to support Bluetooth headsets or speakers. Low latency does not support RX mode. Comes with 3.5mm cable and 3.5mm to 2RCA cable, this receiver mitter adapter can be widely used in your computer, laptop, home stereo system, headset, smart phone, Mp3 player, CD player, etc. The Bluetooth mitter/receiver uses 5.0 technology to provide more stable, faster mission, lower power consumption, and at the same time show excellent sound quality. Bluetooth 5.0 with audio adapter, the data mission rate is twice that of Bluetooth 4.2, and can maintain a distance of up to 10 meters (without obstacl Bluetooth mitter supporting dual stream (TX mode and RX mode). Receiver mode (RX mode, blue light): Wirelessly mit audio from Bluetooth-enabled mobile phones or computers to stereo speakers, speakers or headphones. mitter mode (TX mode, red light): Wirelessly mit audio from a non-Bluetooth TV, home audio or CD player to a Bluetooth headset (not applicable to Ai-rpods) or speakers. Model: KN319 Technologies: BT5.0, A2DP, AVRCP (receiver mode only) Operation Range: Up to 10m / 33ft (without any blocking objects) Continuous Use Time: 6 hours (Receiver Mode) / 5 hours ( mitter Mode) size:4.4 x 4.4 x 1.2cm Material:ABS colour:black Package Contents: 1 x Bluetooth audio mitter 1 x USB cable 1 x RCA cable 1 x 3.5mm cable Only the above package content,