• 4 BLUE indicator – one for each corresponding remote
• 1 green light indicator for power supply (on indicator receiver)
• 1 buzzer, blows when call button pressed
• Remote has 1 red light indicator to indicate button press
• Remote TOP button: to call (summon) peon
• Remote BOTTOM button: to cancel the call
Technical details:
• Remote transmitter PA +10dbm
• Receiver sensitivity: – 110dbm
• Operating frequency: 380 – 480 MHz
• System operates works on signal hop mechanism. Signal
transmission happens at more than 12-15 predefined frequencies
• Modulation type: GFSK
• Radio IC: CC1100 (Chipcon/TI) and other equivalents in subGHz freq.
• Modulation: GFSK
• Data packet error correction mechanism: FEC