Usb Bluetooth Adapter For Car 3.5mm Jack Audio Wireless Receptor

1.Drive-free version, support plug and play 2.Bluetooth V2.1+EDR; compatible with various versions of Bluetooth 3.USB2.0 specification, backward compatible with USB1.1/1.2 4.USB direct power supply, external 5V power supply, 3.5mm audio output to the speaker, built-in LED work light indicator; 5.Ultra-thin and light-weight, built-in antenna, easy to use and carry 6.Frequency: 2.400-2.4835Ghz 7.Propagation frequency: frequency hopping 8.Spread Spectrum (FHSS) 9.Transmission rate: 3Mbit/s (EDR), the transmission speed is faster 10.Security: 128 bits security mode 11.Support all speakers with 3.5mm audio input 12.Support EDR security mode 13.Realize wireless fast transmission of audio streams 14.Wireless connection of devices with Bluetooth technology (such as computers/PDAs/mobile phones, etc.) Packing qty:1pcs