Skip to content
Free Shipping for all products. Subscribe to use 10% Off code: RT10
Free Shipping for all products. Subscribe to use 10% Off code: RT10

MJX B4W 5G WIFI FPV With 4K HD Camera Ultrasonic GPS Follow Me Foldable Brushless RC Quadcopter RTF



RC Quadcopter
Brand: MJX
Item Name: Bugs 4 W
Item No.: B4W
Color: Black/Silver(Optional)
Mode: Mode 2 (Left Hand Mode)
Wheelbase: 330mm
Quadcopter Size: 19.5 x 11.5 x 7cm (the arms folded)
                              45.2 x 41.5 x 7cm (the arms not folded)
Quadcopter Weight: 640g
Max. Ascending Speed: 3m/s
Max. Descending Speed: 2m/s
Max. Flying Speed: 40km/h
Max Flying Time: 20mins
Max. Limit Height: 120m
Hovering Accuracy Range: Vertical ±0.3m,Horizontal ±0.3m(Indoor routine environment, within 3 meters height)
                                            Vertical ±0.3m,Horizontal ±0.5m(Outdoor 3 meters above normal environment)
Motor: 2204 1400KV Brushless Motor
ESC: 10A Brushless 
Supported SD Cards
Supported SD Cards: Micro SD Card Class 10 And Above (Not included)
Max. Expansion: 32GB
Remote Controller
Operating Frequency: 2.4G
R/C Distance: About 1.6km (Free interference and no occlusion)
Transmitter Battery: 1.5V 2 X AA(Not Included)
Using Time: About 12h
4K HD Camera
Effective Pixels: 4K 
Video Frames: 20fps
Lens Angle: 120°
Sensor: 1/2.7 CMOS
Aperture: F/2.0
Focal Length: 3.7mm
Local Video Frame Rate: 4K@16fps,2.5K@25fps
Camera Adjustable Angle: 0° to  -90° (Adjusted By Transmitter)
Max Photo Resolution: 3840*2160
Max Video Resolution: 3840*2160
Name: M RC PRO
Video Transmission System: 5G WiFi(
Live View Quality: 720P@20fps
Mobile Device Holder: Max.5.5Inch Smartphones
Required Operating Systems: IOS 8.0 or later/Android 4.4.4 or later
FPV Distance: About 500m (Free interference and no occlusion)
Capacity: 3400mAh
Voltage: 7.6V
Battery Type: 2S Lipo
Battery Weight: 165g
Flying Time: About 20mins
Charging Time: About 4h
Ambient Temperature: 5 ~ 40 Celsius
Input: 5V/2-2.1A
Output: 3.8V/2A 
Operating Temperature Range: 5 ~ 40 Celsius
Weight & Dimensions
Product weight: 640g
Package weight: 1.8kg
Product size (L x W x H): 45.2 x 41.5 x 7cm
Package size (L x W x H): 32.2 X 24.3 X 10cm

1.  Optical Flow Positioning The built-in optical flow sensor that gets the real-time optical flow information and makes integrating computations.
2.  Ultrasonic Ultrasonic sensor assists barometer to keep super stable altitude hold.
3.  5G WiFi 4K HD Camera: The wide-angle lens, which made up of a number of optical lens elements, makes it possible for the camera to capture sharp and vivid image with expansive background
4. Follow Me Mode: The drone's camera will lock on your mobile phone when using this function.
5. 4-in-1 Responsive ESCThe innovative 4-in-1 electronic speed controller makes racing aircraft more agile and more adept at sudden maneuvers including sharp turns and hard braking.
6.Powerful Brushless Motor MT2204 1400KV brushless motor, the most cost brushless motor among the brushless motor lines. Maximum upward lift 230g.
Headless Mode makes flight much simple.


Up/down, Forward/backward, Turn left/right, Sideward flight, GPS Positioning, Headless mode, One key return, Follow me

Package Included:
1 X RC Quadcopter
1 X Transmitter
1 X 7.6V 3400mAh Battery(the battery quantity can be chosen)
1 X Charger 
1 X USB Cable
4 X Propeller
1 X Screwdriver
1 X Manual

Customer Reviews

Based on 3 reviews Write a review