【BLUETOOTH AUX RECEIVER FOR CAR】The Bluetooth 3.5mm Aux receiver can turn your old car audio/home audio/3. 5mm wired earphones/speakers into wireless. Compatible with most Bluetooth-enabled devices, such as smart phones, tablets, laptops, and computers. | 【ENJOY HANDS-FREE CALL & WIRELESS MUSIC】This Bluetooth AUX receiver can pair with Bluetooth devices and the built-in microphone can be used to answer hands-free calls. One key to answer, reject, end and redial the last number. Designed with MFB and volume up/down button, it is very convenient to adjust the volume of music. | 【BLUETOOTH 5.0 & DUAL CONNECTION】The Bluetooth receiver equipped with Bluetooth 5.0 to ensure stable connection. It can connect 2 devices at the same time, so you won't miss any calls while listening to music. The bluetooth range up to 33ft without obstacles. Automatically connects to the last connected device. | 【FAST CHARGING & LONG BATTERY LIFE】One key to power on and enter pairing mode. The built-in battery has a long battery life and can support up to 16 hours of use after full charged. Fast charging and can be fully charged within 2 hours. | 【PORTABLE】Weights only 0.5 oz., very tiny size. You can take this Bluetooth audio receiver whenever you go. Very good companion for drivers. If you encounter any problems during use, please feel free to let us know and we will help you at any time.

【2-IN-1 BLUETOOTH BLUETOOTH TRANSMITTER RECEIVER】 In TX mode, plug the Bluetooth transmitter into non-Bluetooth devices such as TV/PC/MP3/Airplane to transmit the audio to the Bluetooth headphone/speaker/sound bar; In RX mode, plug the Bluetooth receiver into wired speaker/headphone/car stereo and receive audio from cell phone/tablet/computer via Bluetooth. | 【Easy TO USE & STABLE CONNECTION】Equipped with the latest version of the Bluetooth chip and upgraded software, this Bluetooth adapter can turn your old non-Bluetooth device into a wireless one. One key to power on and enter pairing mode. Easy to switch between transmitter (TX) and receiver (RX) modes. | 【HIGH FIDELITY STEREO】This Bluetooth transmitter receiver can be connected with Bluetooth speakers or headphones that support HFP/A2DP/AVRCP protocol to form a wireless audio transmission network, allowing you to enjoy high-definition sound that is perfectly synchronized with the screen when watching movies or TV programs. | 【PAIR 2 DEVICES SIMULTANEOUSLY】In TX mode, the transmitter can connect to two stereo Bluetooth speakers or stereo Bluetooth headphones at the same time; In RX mode, the receiver can connect to two Bluetooth-enabled smartphones or computers at the same time. | 【WORKING WHILE CHARGING & FAST CHARGING】With 180mAh Battery Capacity, the built-in battery has a long battery life and can be fully charged within 1.5 hours. When in the low battery state, the adapter can be plugged into power source to charge and work at the same time. If you have any problems, please feel free to let us know and we will help you.