SKU: 85203605212

AJAX HomeSiren Jeweller Wireless Indoor Security Siren, Black

Sale price$551.45 Regular price$612.72
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Description

AJAX HomeSiren Jeweller Wireless Indoor Security Siren, BlackInstant, Powerful, and Smart Indoor Alert Deter intruders and alert everyone in the vicinity with the AJAX HomeSiren Jeweller, a powerful wireless indoor siren designed for the modern smart security system. Ready to work straight out of the box, this sleek black siren installs in minutes and provides an immediate and robust layer of audible security. When any detector in your Ajax system is triggered, the HomeSiren activates with a loud, adjustable

Instant, Powerful, and Smart Indoor Alert

Deter intruders and alert everyone in the vicinity with the AJAX HomeSiren Jeweller, a powerful wireless indoor siren designed for the modern smart security system. Ready to work straight out of the box, this sleek black siren installs in minutes and provides an immediate and robust layer of audible security. When any detector in your Ajax system is triggered, the HomeSiren activates with a loud, adjustable alarm, ensuring that any threat is met with an unmistakable warning.

Customizable to Your Needs

Take full control of your alert system. Through the intuitive Ajax mobile app, you can easily adjust the siren's volume from 81 to 105 dB and set the alarm duration from 3 seconds up to 3 minutes. This flexibility allows you to tailor the siren's response to suit the size of your space and your specific security preferences. The device also features a built-in LED to indicate the system's armed or disarmed status and includes a connector for an optional external LED, which can be placed outside to visibly monitor your security status.

Uncompromising Wireless Reliability

The HomeSiren operates on AJAX's proprietary Jeweller radio technology, ensuring a secure and reliable connection to the hub up to 2,000 meters away in open space. This advanced two-way communication is encrypted and protected against jamming and forgery, providing a tamper-resistant link you can trust. The system constantly polls the device, with communication loss detected in as little as 36 seconds. With a remarkable battery life of up to 5 years from its pre-installed CR123A batteries, you can count on long-term, maintenance-free protection.

Advanced Features for Complete Peace of Mind

Beyond a simple alarm, the HomeSiren is a smart component of your security ecosystem. It features a 'Chime' function that can produce a special sound to notify you when opening detectors are triggered while the system is disarmed. A built-in tamper alarm will instantly notify you of any attempt to detach the siren from its mount or remove the enclosure. Easy to install with the SmartBracket mount and simple to connect to your hub via a QR code, the HomeSiren Jeweller is the essential indoor audible alert for your AJAX security system.

Technical Specifications

General
Classification Radio channel security sounder
Type of Siren Wireless
Installation Method Indoors
Compatibility Operates with all Ajax hubs and range extenders
Performance
Notification Type Sound (acoustic) and LED
Sound Volume Level Adjustable, 81–105 dB at a distance of 1 m
Alarm Duration Adjustable, 3–180 seconds
Siren Sound Frequency 3.4 ± 0.5 kHz
Alarm Signal Delivery Time 0.15 s
External LED Connector Available (3 V)
Jeweller Radio Technology
Communication Range Up to 2,000 m in an open space
Communication Protocol Two-way communication between devices
Operating Frequencies 868.0 - 868.6 MHz
RF Output Power Self-adjusting, up to 25 mW
Encryption Block encryption based on AES algorithm
Device Polling Period 12−300 s
Power & Environment
Power Supply 2 × CR123A batteries, 3 V (pre-installed)
Battery Life Up to 5 years
Operating Temperature Range -10°C to +40°C
Operating Humidity Up to 75%
Physical
Protection Class IP50
Dimensions 75 × 76 × 27 mm
Weight 97 g
Color Black
Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 85203605212

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4.5 ★★★★★
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Shawn SnoMan Thompson
Birmingham, US
★★★★★ 5
For work or casual wear, this polo is a great choice.
Material Type: Recycled Polyester, Color: Port Stripe, Size: X-Large
I really like this polo. I've been wearing it once a week or every other week since November. Its very comfortable and breathable. This polo feels like it should last a while. The fit is good. I typcally wear XL and this XL fits great. I've pruchased it in both burgundy and black so far. I definitely recommend this shirt. For work or casual wear, this will look good.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on January 11, 2026
T
Verified Purchase
Tech Dad
West Palm Beach, US
★★★★★ 5
Great value: These are my go-to work from home shirt
Material Type: Recycled Polyester, Color: Blue, Size: X-Large
I’ve been pleasantly surprised by these shirts and wear them weekly for Zoom calls, since I’m still working from home these days. I figured at the price point it was worth trying them out, and now I’ve bought several in different colors. They aren’t super soft, but they are comfy and look nice. I’m 6’1” ~220 pounds, and the XL slim fit still has plenty of room. I imagine the regular cut is incredibly boxy and oversized. The difference between polyester vs recycled polyester is inconsequential. I typically buy expensive golf shirts, and these definitely aren’t as nice. They are a fraction of the cost though and a great “beater” work shirt / hang out shirt. It’s nice wearing something that looks and feels decent, but if something happens to it, you can toss and it and pick up another for the cost of a chipotle burrito.
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Reviewed in the United States on May 29, 2022
E
Verified Purchase
Espresso
Pawtucket, US
★★★★★ 3
Great price, not great quality
Material Type: Recycled Polyester, Color: Black, Size: Small
Simple, straight forward all black polo. I am a size medium woman (with some room since I don't like form-fitting) and bought a men's small. Fits perfectly for my frame. Long enough to tuck in for my part-time extra weekend job uniform. Also suitable for the golf course. A little thin, and if you hold it up to light you can sort of see through it. *Not* flowy, soft and smooth fabric like a rash guard/sun shirt - more structured than that. But it's cool and does the job for the price under $10.
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Reviewed in the United States on August 13, 2024
K
Verified Purchase
Ken Strech
West Palm Beach, US
★★★★★ 5
Recommend
Material Type: Recycled Polyester, Color: Dark Navy, Size: X-Large
Great fit, right price
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Reviewed in the United States on March 18, 2026
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Gwen
Lake Worth, US
★★★★★ 5
Nice polo
Material Type: Recycled Polyester, Color: Dark Teal, Size: Medium
Fantastic polo shirt. Size was true to fit. Color is amazing. It’s soft and it has held up through washes since Christmas.
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Reviewed in the United States on March 14, 2026

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