FlySky Noble NB4 new stytle 4-channel 2.4G color touch screen radio control transmitter for RC car

FlySky Noble NB4 new stytle 4-channel 2.4G color touch screen radio control transmitter with 2 receivers for RC car

Number of channels: 4
Suitable for models: cars, boats
Frequency range: 2.405-2.478GHz
Band width: 800kHz
Number of bands: 90
Transmitter power: 15.5-17.5dBm
Receiving sensitivity: <-109dBm
2.4G mode: AFHDS 3
Modulation: Lora
Transmission method: FHSS + DSSS
Low voltage alarm: <3.7V
Data output: Micro USB
Charging interface: Micro USB
Antenna type: Built-in single antenna
Input power: 1S / 4.2V lithium polymer battery
Display mode: HVGA 3.5-inch TFT color screen, resolution 320 * 480, LCD white backlight, capacitive touch screen
Online Update: Yes
Open and undisturbed ground distance (transmitter 1m above the ground, receiver grounded):> 300m
Data of each channel
Median: 1500 ± 10us
Range: 900 ~ 2100 ± 10us
Working current (typical): about 300mA (4.2V)
RF delay
Competitive mode: <3ms (to be confirmed)
Standard mode: <13ms
Dimensions: 129 * 114 * 190mm
Body weight: 520g
Appearance color: black
Certification: CE, FCC ID: N4ZFG400