http://www.blunet.net.cn/siren-alarm/backup-alarm/ Products / / Siren&Alarm / / Backup Alarm zh-cn DSW Fire safety & Security sales@dswbrand.com http://www.blunet.net.cn/siren-alarm/backup-alarm/backup-alarm-3490.html SPL:97+/-3db,105+/-3db Voltage: Operating Voltage:12V-24V Current Output:0.5A Power: Temp Range: Frequency: Housing: Weight:240g Remark:130*75*102mm 2009-04-16 Backup Alarm 秩名 DSW safety & Security http://www.blunet.net.cn/siren-alarm/backup-alarm/backup-alarm-697.html SPL:107db at 1 Meter Voltage:12 ot 24VDC Operating Voltage: Current Output:0.5A Power:10 Watts Temp Range:-40F to + 185F Frequency:1500 Hz Housing:Black Glass Reinforced Nylon Weight: Remark:10.2(H)*7.5(T)*13(D)cm 2008-06-09 Backup Alarm DavidJon DSW safety & Security http://www.blunet.net.cn/siren-alarm/backup-alarm/backup-alarm-696.html SPL:85 dB at 12VDC/1m Voltage:5.5 To 7.5VDC Operating Voltage:6 VDC Current Output:50 mA at 12VDC Power:1.5V Battery Temp Range:30 To 70 C Frequency:1.8 Khz Housing:ABS Plastic Weight:10 g Remark:39mm*25.5mm*11mm 2008-06-09 Backup Alarm DavidJon DSW safety & Security http://www.blunet.net.cn/siren-alarm/backup-alarm/backup-alarm-695.html SPL:107db at 1 Meter/W Voltage:12 or 24 VDC Operating Voltage:6 To 36 VDC Current Output:0.5 A Power:4 Watts Temp Range:-40C To 74C Frequency:1200 To 1500Hz Housing:Black Steel Shell Weight:1.19 Kg Remark:Heavy and extra-heavy Vehicles, Transport-trucks 2008-06-09 Backup Alarm DavidJon DSW safety & Security http://www.blunet.net.cn/siren-alarm/backup-alarm/backup-alarm-694.html SPL:97db at 1 Meter Voltage:12 or 24 VDC Operating Voltage:6 To 36 VDC Current Output:0.5 A Power:4 Watts Temp Range:-40F (40C) to +185F (+85C) Frequency:1200 Hz Housing:Black Glass Reinforced Nylon Weight:11.5 oz. (326 g) Remark:SAE J994 AUG 93 Type B107 2008-06-09 Backup Alarm DavidJon DSW safety & Security http://www.blunet.net.cn/siren-alarm/backup-alarm/backup-alarm-693.html SPL:97db at 1 Meter Voltage:12 To 24 Voltage Operating Voltage:9 To 32 Voltage Current Output:0.2 A Power:4 Watts Temp Range:40 To 165 F Frequency:960 To 1440 Hz Housing:Glassfiber Reinforce Nylon Weight:0.75 LBS Remark:CE 2008-06-09 Backup Alarm DavidJon DSW safety & Security http://www.blunet.net.cn/siren-alarm/backup-alarm/backup-alarm-692.html Type:Backup Alarm SPL:107db at 1 Meter Voltage:12 To 36 Voltage Operating Voltage:9 To 42 Voltage Current Output:0.29 To 0.35A Power:3.5 To 13 Watts Temp Range:40 To 185 F Frequency:1300 Hz Housing:22 GA Steel Weight:1.25 LBS Remark:CE 2008-06-09 Backup Alarm DavidJon DSW safety & Security