DescriptionFeatures:- Allows the addition of amplifier and subwoofer to existing factory syst.- Adjustable level matching from 0 to 2 volts.- Converts car stereo speaker Outputs to RCA outputs.- Allows the addition of 2 or 4 to most stereos without RCA outputs.- For car stereos up to 80 watts.- The ordinary high turn low has no delay function, so when installing the power amplifier or the ba gun, it usually chooses the control line of the power amplifier to receive the ACC line, such an open key, no matter whether the player is open or not, the power amplifier will be electrified, and sometimes it will e the power amplifier produce the current shoof porphyrin. This product is played by the player. When the horn is opened, the horn will work when it signals, and at the same time, it will delay 1 second to control the power amplifier to turn on. Not only can it work with the mainframe, but also remove the impact of current.- Easy to follow illusted instructions.Model: TD - 22TSK high turn low connection method: The connection is from left to right, white to left horn, blaand white horn, gray to right horn, gray and right horn, pure blagrounding wire, red connected to 12V power supply (parallel to 12V power line of ba artillery), blue connection control line REM. (REM connection post of ba gun)P of Application: Car SubwooferProduct Weight: 90 G / 3.17 OuncesProduct Dimensions (L*W*H): 180*130*30 MM / 7.09*5.12*1.18 InchesPackage Weight: 90.0 G / 3.17 OuncesPackage Dimensions (L*W*H): 180*130*30 MM / 7.09*5.12*1.18 InchesRetail Pack: Yes, Blister PackPackage includePackage Including:1 x High to Low Frequency Converter