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- Other Wireless Accessories
STS-5xx Accessories
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Recommended
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5% less than eBay
Wireless Outdoor Siren w/ Red Strobe
Compatibility: STS-5xx Series (Full List in Description)
- Great for Eves or Overhangs
- 120 db Siren
- Red Strobe Light
- Rechargeable Back Up Battery
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5% less than eBay
Ultra Mobile Pre-Paid SIM Card (Triple Cut: Standard, Micro, Nano) for T-Mobile Network
Compatibility: Any Unlocked T-Mobile Compatible Device (Alarm List in Description)
- Required to obtain cellular service through UltraMobile
- Pre-paid account ($3/mo.)
- Includes 100 mins, 100 texts, & 100 megs per month; (overages 3¢/1¢)
- Includes activation & 30-days of service from date activated
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11% less than eBay
T-Mobile Pre-Paid SIM Card (Triple Cut: Standard, Micro, Nano)
Compatibility: Any T-Mobile Compatible Device (Alarm List in Description)
- Required to obtain cellular service through T-Mobile
- Add to plan or add pre-paid account
- Includes FREE Activation by phone
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