Sk300 Electronic Siren Can Adjust the Volume Of Warning and Shout Sound

Applicationt: 

Audi ( A6l(china))
Audi ( A4l(china), A4(china), A1, A8, A5, R8, Q7, Q5, Tt, S6, S4, Allroad)

Production Description:

(one) Technical parameter
1Working pressure : DC11~13V
2Working Temperature: - 3045
3Loudspeaker current(out connect with the automobile) : <4A
4Light controller current : <4A (single circuit )
5SK300 : Power300W current≤22A

(two) Main function
1. Total output 8 kind of different warning sounds(match with 8pcs switches)
2. Double light controller
3. Can adjust the volume of warning and shout sound
4. Close- Down memory function (keep turn on)
5. Key display on back