PLEASE NOTE: This product is 1 piece! Putting two on the picture is to let you understand it more intuitively.USB BT Transmitter Receiver:① Transmitter mode: Transmit audio from non-BT audio sources (TV,PC,CD/DVD player, etc) to BT headset/speaker via 3.5mm audio cable. ② Receiving mode: Transmit the audio of the BT audio source (smartphone, tablet, BT TV) to the non-BT headset/speaker/car/home audio system through the 3.5mm audio cable. (NOTE:Only audio can be transmitted, video and files cannot be transmitted) | Wide range of applications: This USB BT 5.0 adapter can be used for almost all devices with audio input/output (3.5mm auxiliary audio interface).When used with Bluetooth headsets or Bluetooth speakers, you can easily enjoy music and TV programs without affecting others and ensuring privacy. (USB 5V power supply, don’t worry about running out of power when listening to music) | USB audio transmission:Transmitter mode: ① Transmit audio through the USB port (wireless transmission). ②The audio is transmitted through the AUX port 3.5mm audio cable. Receiver mode: The audio is transmitted to the speaker through the AUX port 3.5mm audio cable. | One Key Answering/hanging up calls:in Receiver mode, when you have an incoming call, press the button to answer the call hands-free | One Key Switch Mode:Simply press a button to quickly switch transmitter/receiver mode.After this Bluetooth Transmitter Receiver adapter is powered on, red light in TX - Transmitter mode, blue light in RX - Receiver mode.

❤【with 3.5mm Audio Jack Design】:This HDMI to VGA adapter with 3.5 mm audio jack,we provide an additional 3.5mm audio cable(50cm/19.68inch),allows to connect your audio devices to stream audio and video simultaneously.Tips:If the audio does not work,please be sure to fully insert the 3.5 audio cable into the bottom of the audio port to ensure that there is no space.NOTE: If there is no audio output or the audio is noisy, please set the input source to PCM/LPCM | ❤【Widely Used】:HDMI male plug connects desktop computer, laptop,game console,tablet,P3,P4,DVD player,cable box or other device with HDMI port; VGA female socket connects monitor,projector,HDTV.Note: It is NOT a bi-directional converter and cannot transmit signals from VGA to HDMI.Only HDMI to VGA is supported converter | ❤【Maximum Resolution 1080P】:this black HDMI male to VGA female adapter supports video resolutions up to 1920x1080p (Full HD).Note: When the monitor or screen is not working, please reduce the resolution of the monitor or screen to 1080P or below | ❤【Plug and Play】:No driver or no software required.Compact convenient,it's very convenient to carry and use,gold plated HDMI connector | ❤【Low Power Consumption】:HDMI devices only need to provide DC 5V,≥140mA power output capability to work

When not in use, this RJ45 anti dust cap protect the RJ45 female jack from dust and oxygen. Block any gaps and prevent dust more effectively. | This RJ45 Female Jack Anti Dust Cover Cap is designed to fit into all Ethernet Port RJ45,eg Laptop Router Switch etc. | Insulated and protected computer interface,to make it look like new for a long time.Interface absorb moisture to prevent corrosion oxidation.Effectively reduce the static of electronic product,to avoid a breakdown event. | Perfect and Tight fit-stay put-without flaws Solidly Built & Reusable. Softer elastic plastic for snug fit. User Friendly Handle for easy insertion/removal. | Keep your expensive switches clean and organized. Space efficient. Will not interfere with adjacent ports. Designed for high density application.Plug it,Protect open ports or Identify dead ports;Show users where to connect