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- Smoke and CO Alarm USL-Smoke $89.00 Available Jun 2026 mount Connectivity SuperLink (Proprietary) Operating Frequency US 915.6–927.6 MHz EU 865.1–869.5 MHz Antenna Gain SuperLink 1 dBi Max.
- NT-919-CP RFID Reader _ RF Reader _ 900Mhz Reader ANT Material ABS - Connection SMA - Frequency 902 ~ 928 MHz - Center Frequency 919 MHz - VSWR 1.2 - Gain 6 dBi - Impendance 50 Ohms - Polarization Circularly Polarized antenna - Applicartion http://www.codesystem.co.kr