How many drivers nowadays turn on the stereo and listen to their favorite ** or radio station immediately after starting the car? But do you really want a sound speaker to be able to speak?
The original 700 watt British Treasure premium audio of Guardian Factory has improved the sound quality of the car not only a little bit, but also the effect of listening to it with your own ears is better! Increase the surround effect, but also add the switch option, left and right surround, far and near! The original car is reserved for installation, which is convenient and fast!
Add a treble and a midrange in the center, and a midrange on each side of the rear roof! Replace the original 400-watt power amplifier with a 700-watt one, and the output effect of the high-power amplifier is better!
The original car is controlled on the large screen, and the sound quality effect can be adjusted at will!
Prepare for construction. 
Product Display. 
Original spare parts. 
Audio adjustment interface before upgrading.
Horns are perforated on both sides of the rear roof, and the double horns surround the effect is good.
After the upgrade, the computer programming, matching the original car program, the audio adjustment interface, and more stereo and British treasure options.
Through the actual experience, we really felt the charm of this set of sound in terms of surround technology. It uses multiple multi-stage speaker layouts and power amplifiers to keep the perfect sound quality in your ears. And this feeling is as if you are actually listening to the singer in front of you singing or playing.