HOW TO USE THE SIREN
1. Press and hold the power button. open the remote .press and hold 3 second close the remote.
2. press siren or horn button, the horn would work ,release would stop .if use D/S buton the sound would be changed to bass model.
3. the other buttons like normal way ,press once open ,press againclose,
4. A or B car light button control both side light of the car,
5. When you use RIO button ,you can make every sound lower except siren ,
6. Mute button can stop all sounds.
7. When you want speak with the horn , please press and hold the speak button and release it after you finish.
8. When you hear some noise or the speaker not work well .please adjust the antenna or change the remote up.