【Package Includes】This product includes 1 HDMI Solderless Adapter, 1 HDMI Male Adapter Connector, and 1 HDMI Tester Board to meet your different needs 【HDMI Solderless Adapter】No soldering required; no need to buy a new HDMI cable. Easy to use and compatible with all HDMI versions 【HDMI Cable Tester】The HDMI cable tester board can accurately and quickly test the status of HDMI cables. When testing each line, the corresponding indicator light will illuminate, allowing you to assess the condition of the wires and measure the quality of HDMI cables during repairs or replacements 【Multiple Options】Circuit Board Soldering: Pass the wire cores through the circuit board holes and solder them, with minimal signal loss, suitable for various high-definition cables. Solderless Wiring: Insert the wire cores into the connector and tighten the screws, with some signal loss. The thickness of the copper core affects the transmission distance 【Widely Applicable】Mainly used for video and audio signal transmission in plasma TVs, HD players, LCD TVs, rear projection TVs, projectors, DVD recorders/players, D-VHS recorders/players, and digital audio and video display devices