The Visonic SR-740 PG2 wireless outdoor siren is a highly efficient signal transmitter for the PowerG alarm system, designed for outdoor alarm notification. The wireless siren is powered by a lithium battery; extended operating time is possible by optionally using the second battery compartment. The fully monitored two-way communication with the Powermaster alarm control panel provides visual and audible burglar and fire alarm alerts, as well as feedback when the battery is low or communication is interrupted.

Product benefits:

• Discreet design and robust weatherproof housing (IP55) with high-performance strobe light
• Different alarm tones for burglary, fire, gas and flooding
• Loud piezo siren (110dB)
• Delivery includes 2x 3.6V battery packs (DVI-BATSIR2)
• Visual indicator of signal quality on the device
• PowerG with 2-way FHSS (Frequency Hopping Spread Spectrum) and TDMA technology
• Simple, wireless installation

• Protocol: PowerG radio
• Certification: EN50131 Grade 2
• Power supply: Battery
• Volume: 110 dB
• Delivery includes battery pack
• Flash: Yes
• System status indicator: visual
• Tamper protection: Opening and wall demolition contact
• Protection rating: IP55
• Ambient temperature: -33°C to +70°C
• Dimensions (H x W x D): 295 x 186 x 63 mm
• Weight: 970 g