siren GP-12 1.Used for car alarm system. 2.High quality ... long life. 3.CE approval. 4.OEM & ODM offered. siren GP-121.Used for car alarm system.2.High quality and ... approval.4.OEM & ODM offered.Spec. of siren GP-12:ITEM NO.:GP-12.POWER:10WFREQ.:4.3KVOLTAGE:DC 6-15V/24VCURRENT ... 6 TONE, MELODICdB/M:105 dBMATERIAL:ABSCOLOR:BLACKPicture of siren GP-12: SIREN GP-12 10W,DC6-15V