Bluetooth5.0: Aptx Low Delay. Perfect for non-Bluetooth device/home stereo system with 3.5mm aux port to be Bluetooth enabled. As a Bluetooth transmitter (TX Mode), it can turn a non-Bluetooth TV, PC, MP3 / MP4 into Bluetooth ones. As Bluetooth receiver (RX Mode), it is ideal for Home Sound System. Improved Chipset: Superb Sound Quality. With improved chipset, you can enjoy higher quality and it costs less time during transmission . Auto Reconnect: Just turn on the Bluetooth of your phone first and turn on the Bluetooth receiver then the Aigital Bluetooth Receiver can be automatically paired. Built-in Mic for Safer while Driving: Adopted CSR chip for providing more stable and faster transmission, can represent a clear audio performance. Built-in Mic makes driving safer that you just press the answer button to answer or hang up your phone calls while driving. Easy to Use: Dual Connection. The 2 in 1 Bluetooth Receiver can play continuously even while charging. Built-in battery for up to 8 hours-always enjoy your favorite wireless content. Product Specification: Type: Bluetooth 5.0 Transmitter Receiver Feature: Transmit/Receive 2-in-1 Whether You Need to Drive: Free drive, plug and play Bluetooth Version: 5.0 + EDR Operating Range: Up to 10m/33ft Compatible System: For Windows, for Mac and Other Mainstream Operating Systems Working Time: 8 hours Standby Time: 180 hours Charing Time: 2 hours Net Weight: About 60g Receiving working current: ≤43MA Transmitting working current: ≤60MA Standby current: <18MA Built-in battery: polymer 260MAH Charging current: 200MA Service life: 5-8H Charging method: Micro USB 5V/1A Output connection mode: 3.5MM stereo interface Input connection mode: 3.5MM stereo interface Package Includes: 1 x Bluetooth 5.0 Transmitter Receiver 1 x AUX Audio Cable 1 x Instruction Manual 2 in 1: Bluetooth Transmitter & Receiver, mini, light-weight. Independent Switch: One-key switch to quickly switch modes, easy to operate. With a complimentary AUX Audio Cable. Latest Chip: Bluetooth 5.0; Low Delay for High-fidelity Stereo Sound. Always On: Built-in battery for up to 8 hours use. Bluetooth Everywhere: Enjoy wireless audio entertainment up to 10m/33ft away. Applications: Pair with TV, PC, CD player, iPod, MP3 /MP4, Bluetooth speaker/ soundbar, etc.