Product Attribute:
Voltage:6--14v
Applicationt: 
Hummer (H1, H3)
Hyundai (Rohens, Veracruz, Equus, Azera, New Coupe, New Santa Ve)
Infiniti (EX, M35, G35, FX)
iveco (Kangoo, Torion)
Jaguar (XJ, XK, XKE, S-Type, XF)
Jeep (Cherokee, Commander, Compass, Jeepster)
Jinbei (Grace)
JMC (Transit, Buv)
Kia (Cerato, Optima, Rio, Sportage, Soul, Sorento, Opirus, VQ, Borrego, Carens)
Lamborghini (Gallardo, Murcielago)
Land rover (Discovery, Freelander, LR3, Range Rover)
Landwind (X6, X9)
Lexus (IS, ES, GS, LX, LS, SC, RX)
Lincoln (Navigator)
Lotus (Esprit 3.5, Elise)
Production Description:
ITEM NO: HC-BS21 BATTERY BACK UP SIREN
OPERATING VOLTAGE: DC 6-14V
CURRENT DRAW: 600mA/1200mA
OUTPUT POWER: 15W/20W
SPL: 105db/110db/1m@12V
SOUND TYPE: SINGLE TONE/6-TONE
COLOR: BACK
SIZE: 58(W)*67(L)*58(H)mm
ITEM NO: HC-BS23 BATTERY BACK UP SIREN
OPERATING VOLTAGE: DC 6-14V
CURRENT DRAW: 600mA/1200mA
OUTPUT POWER: 15W/20W
SPL: 105db/115db/1m@12V
SOUND TYPE: SINGLE TONE/6-TONE
COLOR: BACK
SIZE: 107(W)*79(L)*75(H)mm
ITEM NO: HC-BS33 BATTERY BACK UP SIREN
OPERATING VOLTAGE: DC 6-14V
CURRENT DRAW: 600mA/1200mA
OUTPUT POWER: 15W/20W
SPL: 105db/112db/1m@12V
SOUND TYPE: SINGLE TONE/6-TONE
COLOR: BACK
SIZE: 91(W)*85(L)*91(H)mm
ITEM NO: HC-BS31 BATTERY BACK UP SIREN
OPERATING VOLTAGE: DC 6-14V
CURRENT DRAW: 600mA/1200mA
OUTPUT POWER: 15W/20W
SPL: 105db/108db/1m@12V
SOUND TYPE: SINGLE TONE/6-TONE
COLOR: BACK
SIZE: 107(W)*79(L)*75(H)mm