TX & RX MODE. TX mode: Enable a non-bluetooth TV, PC, into bluetooth, plug the adapter to be bluetooth transmitter with 3.5mm AUX cable, enable your devices wireless connect to bluetooth headphones or speakers. RX MODE: Perfect choice for home/vehicle streaming sound system, can be connected 2 devices simultaneously | PLUG AND PLAY. No driver needed, easy to use. Transmitte mode: the red light is on; Receiver mode, the blue light is on. Simply re-plug the usb adapter to switch the transmitter/receiver mode. (If your device has RCA, no 3.5mm AUX, please insert the RCA male to 3.5mm Aux female to the device, then connect the RCA cable to 3.5mm cable. ) | BLUETOOTH V5.0. Lasted bluetooth V5.0 version make our wireless audio adapter enables more stable connection and low Latency with devices and achieve a range of up to 30ft (10m) | PREMIUM QUALITY. Take your bluetooth headphones/speakers to enjoy rich and deep sound with your non-bluetooth devices, the bluetooth adapter will give you a new and wonderful home/vehicle sound experience | TECH SUPPORT. The bluetooth dongle comes with 90 days money back and lifetime technical support. Any quality issues, just do not hesitate to contact us, we will offer a satisfactory solution

WIFI AND BLUETOOTH . WiFi works with windows 7/8/8.1/10/Vista/xp, bluetooth is only for windows 7/8/8.1/10, not compatible with Vista/xp. To set up the driver video: https://youtu.be/Ew_mKEEh6p8(Most of computers will install the driver automatically. The blue light will flash when the adapter works.) | HIGH QUALITY. Employs 802.11 a/b/g/n network technology, wireless transmission rate up to 150Mbps (2.4 GHz), Security: 64/128-bit WEP encryption, safely connects a laptop or desktop to improve wifi signal, high gain even in different rooms | BLUETOOTH FOR PC. Bluetooth 4.0 enables your PC to wirelessly connect with Bluetooth devices(such as smart phone, ipad, tablet, speaker, headset, keyboard, mouse, printer, projector,etc.) for data transfer,edit or print, up to 10m connection distance(ONLY COMPATIBLE WITH WINDOWS 7/8/8.1/10, NOT FOR VISTA/XP) | COMPACT DESIGN. Compatible with any WiFi routers, stylish and mini design, a CD Driver included and built in flexible powerful antenna, 50m long range WiFi Receive indoor, up to 150m in open place. Perfect for home and office, easy and convenient to carry | 【TECH SUPPORT】The bluetooth dongle comes with 90 days money back and lifetime technical support. Any quality issues, just do not hesitate to contact us, we will offer a satisfactory solution. Dropbox to download driver: https://www.dropbox.com/s/b8gq8faimnofulw/Driver%20File27.rar?dl=0