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Replace or upgrade your alarm siren with one that has more features or is louder.
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Manufacturer:
Price range: $0–$280
Items in range: 14
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Sirens and Voice Modules

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Mini 25 Watt Psycho Siren (2 Simultaneous Sirens)
Mini 25 Watt Psycho Siren (2 Simultaneous Sirens)
$9.99
Availability: Only 1 left in stock
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Mini Siren with Backup Battery
Mini Siren with Backup Battery
$12.99
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Mini-Siren
Free Flat Rate Shipping within the entire USA!
Mini Siren • 6 Tone • 120dB Maximum Volume
$8.99
Shipping: FREE
To the US • other rates
Availability: Limited stock
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Vocalarm+ Universal Voice Module
Free Ground Shipping within the 48 states
Universal voice add-on • English or Spanish • Generic or Viper-Specific warning messages
$39.99
Shipping: FREE
To the US 48 • other rates
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Siren with Backup Battery
Free Ground Shipping within the 48 states
Siren with Backup Battery • Gives the crook a nasty surprise when he disconnects your battery cables-the siren keeps on shouting for help!
$29.99
Shipping: FREE
To the US 48 • other rates
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Mini Piezo Siren
Mini Piezo Alarm Siren
$9.99
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Door Lock Pulse Generator DEI 452T
Door Lock Pulse Generator DEI 452T • A door lock pulse generator to convert a positive or negative latching input to door lock and unlock pulses
$7.99
Availability: Limited stock
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Multi-Tone Siren with "Loop" for Conversion to Single-Tone
Single or Multi-Tone Siren • Six Tone Siren • 20 watt output
$4.99
Availability: Limited stock
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Patented, Universal Vehicle Full-Range Horn Speaker System Like a Ringtone for Your Cell Phone, a Horntone for Your Vehicle
Free Ground Shipping within the 48 states
Customizable, MP3-based amplified vehicle full-range horn speaker system that blares any MP3 snippet or file when you push your horn • Generates 110dB+ SPL • Includes 27 pre-installed tones • 256MB of memory to store hundreds of tones • Access to Horntones database containing over a thousand free downloadable tones
$274.99
Shipping: FREE
To the US 48 • other rates
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Multi-Tone Programmable Smart Siren
Multi-Tone Programmable Smart Siren • 20 Selectable Siren Tones • 8 Types of Chirps Selection • Low/High Chirp Volume Selection
$19.99
Availability: Only 1 left in stock
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Voice Module
Free Ground Shipping within the 48 states
Voice Module • Adds English or Japanese Voice Messages to Security System • Siren Included • PA Mode with Included Microphone • 3 5-Second Custom Recordable Warnings • Volume Adjustment Knob
$64.99
Shipping: FREE
To the US 48 • other rates
Availability: Out of Stock - Backorder
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Smart Self Powered Siren IV
Free Ground Shipping within the 48 states
Smart Self Powered Siren IV • Its built-in battery allows this siren to keep on wailing even if the wires are cut • G5 Digital ComLink will detect wire tampering • No override keys are needed
$49.99
Shipping: FREE
To the US 48 • other rates
Availability: Out of Stock - Backorder
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Revenger Soft Chirp 6-Tone, 120dB Mini-Neo Replacement Siren (DEI Install Essentials 514N)
Revenger Soft Chirp 6-Tone Siren • 120dB Mini-Neo replacement alarm component • Produces 2-5 dB louder than most sirens
$15.99
Availability: Out of Stock - Backorder
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6-Tone Siren for Alarm Systems
6-Tone Siren for Alarm Systems • Heavy Duty Bracket • For Any Alarm with 12V Output • Included in the Clifford Matrix Systems
$14.99
Availability: Out of Stock - Backorder
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