EBA-71 
Type: Backup Alarm
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 
 EBA-97 
Type: Truck Backup Alarm
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

EBA-199 
Type: Backup Alarm for Dump Trucks
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

EBA-171 
Type: Backup Alarm
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