Koso RX4 unlimited

RX-4 | multifunction TFT meter

Featuring speed, odometer, tripmeter, hour meter, voltage, clock and a stopwatch as well as several indicator lights, the new universal version of the RX-4 meter will give you all the information you need for your next trip.

This multifunction meter allows you to connect your phone through its Bluetooth option for a unique experience like no other standard meter. You can see your incoming call, your music playing information and much more. With its easy to use and large display functions, the RX-4 is the perfect meter to give a modern look for any type of bikes.

Specifications
(R= Range U=Unit)

• Speedometer
  R: 0 ~ 225 MPH (0 ~ 360 km/h)
  U: 1 MPH or km/h (alternative)
• Odometer (internal and external)
  R: 0 ~ 999,999 miles (km) | U: 1 mile (km)
• Tripmeter 1, 2
  R: 0 ~ 9, 999.9 miles (km)
  U: 0.1 mile (km)
• Low fuel mileage
  R: 0 ~ 999miles (km) | U: 1 mile (km)

• Oil Mantenance 
  R: 300~10,000 miles (500~16,000 km), OFF 
  U: 100 mile (km)
  • Value will decrease automatically
  • Warning range: Text will turn red as   the value is 0 mile (km) and below.

• Max. speed record
  R: 0 ~ 225 MPH (0 ~ 360 km/h)
  U: 1 MPH or km/h (alternative)

• Gear indicator
  R: N, 1 ~ 6

• Max. gear indicator
  R: N, 1 ~ 6

• Tachometer
  R:
  • 0 ~ 10,000 RPM
  • 0 ~ 12,500 RPM
  • 0 ~ 15,000 RPM
  • 0 ~ 18,000 RPM

• Shift light
  R:
  • 1000 ~ 10,000 RPM
  • 1000 ~ 12,500 RPM
  • 1000 ~ 15,000 RPM
  • 1000 ~ 18,000 RPM
  U:
  • 100 RPM 

• Max. RPM
  R:
  • 0 ~ 10,000 RPM
  • 0 ~ 12,500 RPM
  • 0 ~ 15,000 RPM
  • 0 ~ 18,000 RPM

• Overheat warning A, B setting
  R:60 ~ 250 °C (140 ~ 482 °F), when setting value is reached , the color of the number turns to red and flashes. | U: 1 °C (°F)
• Max. temperature A, B record
  R: 0.0 ~ 250.0 ˚C (32.0 ~ 482.0 ˚F), may return to zero manually. | U: 0.1 ˚C (˚F) 
• Fuel meter
  R: 6 levels | U: 1 level = 16.6 %
• Fuel warning setting
  R: 0 ~ 3/6, when setting value is reached or below, warning light will illuminate.
  U: 1
• A/F ratio meter
  R: 12,1 ~ 17,5 | U: 0.1 
• Fuel gauge resistance (Ω)
  R: 100 Ω, 250 Ω, 270 Ω,390 Ω, 510 Ω, 1200 Ω, SW, learning mode,OFF
• Clock
  R: 12 H or 24 H format
• Volt meter
  R: DC 8.0 ~ 18.0 V | U: DC 0.1 V
• Low voltage warning
  R: DC 8.0 ~ 13.0 V | U: DC 0.1 V
  D: LO ≤ value, numbers will turn red and blink.
• High voltage warning
  R: DC 13.1 ~ 18.0 V | U: DC 0.1 V
  D: HI ≥ value, numbers will turn red and blink.
• Target speed
  R: 0 ~ 225 MPH (0 ~ 360 km/h) | U: 5 km/h (MPH)
• Target distance
  R: 1/32 ~ 30/32 mile (50 ~ 1,500 m)
  U: 1/32 mile (50 m)
• Top speed
  D: • Speed : 0 ~ 225 MPH (0 ~ 360 km/h)
  • Distance : 0 ~ 999 m (0~3,280 feet)
  • RPM: 0 ~ 10,000 RPM/ 0 ~ 12,500 RPM/ 0 ~ 15,000 RPM/ 0 ~ 18,000 RPM
  • Time : 0 ~9 : 59”99

• Bluetooth connection status
  Operating system :
  • iOS : iOS 5.0 and above
  • Android : Android 9 and above

• Phone battery
  R: 3 segments

• Incoming phone call
  D:
  • Name or number up to 12 letters
  • “…” displayed  if > 12 letters
  • “Unknown” displayed when there is no    name
  • iOS – shows either name or number of    the incoming call
  • Android – shows number only

• Incoming online App call
  D:
  • Name up to 12 letters
  • “…” displayed  if > 12 letters
  • “Unknown” displayed when there is no name
  App:
  LINE, WeChat, WhatsApp
  Operating system:
  ■ iOS : supported
  □ Android : not supported

• Music playing info

  • D:

    • Song 15 letters / “…” if > 15 letters

    • Artist 18 letters / “…” if > 18 letters
    • Total song time: 00:00 ~ 9:59:59
  • Operating system (for total time):
    • iOS : supported
    • Android : not supported
  • Current playing time: 00:00 ~ 9:59:59
  • Operating system (for current time):
    • iOS : supported
    • Android : not supported