Hyundai Sonata: Smart Key System / Specifications
		
		
		
Smart Key Unit
Items
  | Specification
  | 
Rated voltage
  | DC 12V
  | 
Operating voltage
  | DC 9 ~ 16V
  | 
Operating temperature
  | -22°F ~ 176°F (-30°C ~ 80°C)
  | 
Load
  | Max. 4mA (When welcome light function off)
  | 
RF Receiver
Items
  | Specification
  | 
Frequency
  | 433.92 Mhz
  | 
Antenna type
  | FSK (Frequency Shift Keying)
  | 
Smart Key Fob
Items
  | Specification
  | 
Battery
  | Lithium battery 3V 1EA
  | 
Distance
  | 30m from vehicle, RF : 30m, Passive(LF) : 0.7m
  | 
Battery life
  | More than 2 years (10 times / a day) 
| 
 An inappropriately disposed battery can be harmful to the environment and human health.  
Dispose the battery according to your local law(s) or regulation.  |   
 | 
Push buttons
  | 4 (Door lock / unlock, Tailgate, Panic)
  | 
Frequency(Rx)
  | 125 kHz
  | 
Frequency(Tx)
  | 433.92 MHz
  | 
Numbers
  | 2EA
  | 
Antenna
Items
  | Specification
  | 
Rated voltage
  | DC 12V
  | 
Operating voltage
  | DC 9 ~ 16V
  | 
Operating temperature
  | -22°F ~ 167°F (-30°C ~ 75°C)
  | 
Frequency
  | 125kHz
  | 
Numbers
  | Interior(3EA), Door(2EA), Bumper(1EA)
  | 
   Component Location (1)
1. Smart key unit (SMK)2. Interior antenna 23. Door outside handle4. Interior antenna 15. Buzzer
Component Location (2)
1. Trunk open switch2. Bumper antenna3. Trunk  ...