https://www.fedsig.com/
Hãng chuyên các loại đèn tín hiệu đèn thông tin liên lạc dùng cho xe cảnh sát, xe cứu hỏa và công trường
- Police products
- Police vehicle lightbars
- LED stick lights
- Sirens/ speakers
- Police push bumpers
- Fire/ems products
- Lightbars
- Beacons
- Area lighting
- Camera systems
- Work truck products
- Work truck lightbars
- Mini-lightbars
- Beacons
- Back – up alarms
- PA/GA systems & communications
- Amplifier
- Intercoms
- Audio router
- Digital intercoms
- speckers
- Warning & mass notification systems
- Control and activation
- Outdoor siren and speakers
- Signaling devices
- SignalTech
- Visual signals
- Audible signals
- Security systems
- Automated license plate recognition
- Critical communications
