Professional 4-channel radio control system operating at 27MHz frequency, complete with transmitter controller and receiver board. This comprehensive RC control set is perfect for DIY RC car projects, toy modifications, robotics applications, and custom remote-controlled vehicles.

Key Features:

• 4-channel control for multi-directional movement
• 27MHz frequency for stable wireless communication
• Ergonomic handheld transmitter with dual joysticks
• Compact receiver board (KYD-25R) with easy wiring
• Extended control range for outdoor use
• Low power consumption design
• Plug-and-play installation
• Compatible with various DC motors and servos
• Durable construction for long-lasting performance

Technical Specifications:

• Frequency: 27MHz
• Channels: 4 independent control channels
• Transmitter Type: Handheld controller with dual analog joysticks
• Receiver Model: KYD-25R
• Control Range: Up to 30-50 meters (depending on environment)
• Operating Voltage (Transmitter): 9V battery (not included)
• Operating Voltage (Receiver): 3-6V DC
• Output Channels: 27M, 40M, 49M frequency options on receiver
• Antenna: Telescopic antenna on transmitter
• Control Type: Proportional control

Package Contents:

• 1x 4-Channel Transmitter Controller (27MHz)
• 1x KYD-25R Receiver Board
• Pre-wired connection cables

Receiver Board Specifications:

• Model: KYD-25R
• Date Code: 2016.04.18
• Multiple frequency support (27M, 40M, 49M)
• Color-coded wiring for easy installation
• Compact PCB design

Applications:

• DIY RC car projects
• RC toy car modifications and upgrades
• Remote-controlled robots
• Educational robotics projects
• Custom RC vehicle builds
• RC boat and tank projects
• Automation and remote control applications
• Hobby and maker projects

Control Functions:

• Forward/Reverse control
• Left/Right steering
• Independent channel control for custom functions
• Proportional speed and direction control

Installation Notes:

• Connect receiver board to motor driver circuit
• Follow color-coded wiring diagram
• Ensure proper power supply voltage (3-6V DC)
• Install 9V battery in transmitter
• Test all channels before final assembly

This complete 4-channel RC control system provides reliable wireless control for your DIY projects, offering professional-grade performance at an affordable price. Perfect for hobbyists, makers, and anyone building custom remote-controlled vehicles.