“ 4 ch ”

USB Rechargeable 2.4GHz 4-CH R/C Helicopter w/ Gyroscope - Blue + Red

4GHz - Built-in gyroscope - 4-CH with radio remote control - Function: up/down, forward/backward, left/right, hover, left/right side fligh

$39.99

free shipping

(12 reviews)

» R/C Helicopters

Rechargeable 4-CH R/C Helicopter w/ Gyroscope - Orange Red

A/B/C - Built-in gyroscope - 4-CH with IR remote control - Function: up/down, forward/backward, left/right, hover, left/right side flight

$31.50

free shipping

(1 review)

» R/C Helicopters

Rechargeable 4-CH R/C Helicopter w/ Gyroscope - Red + Black (IR Remote/6 x AA)

A/B/C - 4-CH with IR remote control - Function: up/down, forward/backward, left/right, hover, left/right side flight - Control range of th

$27.40

free shipping

(8 reviews)

» R/C Helicopters

Walkera HM5G6 Rechargeable 4-CH Palm-Size Mini RTF R/C Helicopter (100~240V AC Charger)

Walkera HM-5G6- Palm sized mini 4ch remote controller helicopter- Ready-to-fly (RTF) -- fully assembled at factory- 4-channel control system- RF radio remote control- Co

$91.90

free shipping

» R/C Helicopters

400~470MHz 16-CH Walkie Talkie - Black

- Model: SD-IP6 - Color: Black - Material: Plastic + aluminum - Frequency: 400~470MHz - Memory channels: 16 - Working mode: Same-frequency simplex; different-frequency simplex - Power output: Equal to

$64.20

free shipping

» Walkie Talkies

WLtoys V911 4CH 4-Channel 2.4GHz Mini Gyro Single Radio Propeller RC Helicopter (Model 1)

- Item No: WLtoys V911 - Color: Orange - PVC material - Built-in gyroscope - Flying time: About 5~6 minutes - Charging time: About 30 minutes (USB charging) - Features: up/down, left/right, forward/ba

$42.39

free shipping

(4 reviews)

» R/C Helicopters

Rechargeable 3-CH R/C Flying Car with IR Controller - Black + Red

minutesWorking Time5 minutesRemote Control TypeIncludedRemote Control PowerAA batteries (not included)Remote Control Battery Quantity6Suitable Ageover 15-year oldOthers2-in-1 for driving and flyingPac

$28.30

free shipping

» R/C Helicopters

LT-5800 Handheld 4W UHF 400-470MHz 128-CH Walkie Talkie - Black (1.4" LCD)

- Model: LT-5800 - Material: Plastic housing - Frequency Range: UHF 400~470MHz - Storage Channel: 128 - Channel Spacing: 12.5/25.0KHz - Frequency Stability: ??5.5ppm - Power: 4W - Modulation: F3E - Po

$84.00

free shipping

» Walkie Talkies

Aeittee ALT-1000 8W 16-CH 400-490MHz Walkie Talkie - Black

- Model: Aeittee ALT-1000 - Color: Black - Plastic material housing - Power: 8W - Frequency: 400~490MHz - Channel: 16 - Features: VOX voice operated transmit; CTCSS/DCS encoding function; computer pro

$61.10

free shipping

» Walkie Talkies

BAOFENG BF-U3 3W 400~470MHz16-CH Handheld Walkie Talkie - Black

- Model: BaoFeng BF-U3 - Color: Black - Material: Plastic + aluminum - Frequency: 400~470MHz - Bandwidth: 5KHz; 10KHz; 25KHz; 12.5KHz - Modulation system: F3E - Power: 3W - Channels: 16 - UHF 4000~470

$25.99

free shipping

(2 reviews)

» Walkie Talkies

27MHz Rechargeable 3.5-CH R/C Helicopter with Gyroscope - White + Red

- Color: White + Red - Material: Aluminum alloy + plastic - 3.5-channel - Features: up/down, left/right, forward/backward, hover - Wireless frequency: 27MHz - Remote control range: 30m - Built-in 3.7V

$39.80

free shipping

(1 review)

» R/C Helicopters

BAISTON BST-530 4W 400~470MHz 16-CH Walkie Talkie - Black

- Model: Baiston BST-530 - Color: Black - Material: Plastic + aluminum - 50 CTCSS tones and 105 DCS tones - Frequency: 400~470MHz - Memory channels: 16 - Antenna impedance: 50ohm - Working mode: Same-

$40.00

free shipping

» Walkie Talkies

CHIERDA CD-528 5W 400~470MHz 16-CH Walkie Talkie - Yellow + Black

- Model: Chierda CD-528 - Color: Yellow + black - Plastic material housing - Frequency: 400~470MHz - Channel: 16 - RF power: 5W - Decoding: CTCSS / CDCSS - Chinese / English voice reporting - Emergenc

$89.90

free shipping

» Walkie Talkies

BAOFENG BF-888S 5W 400~470MHz 16-CH Walkie Talkie - Black

- Model: Baofeng BF-888S - Color: Black - Plastic material housing - 50 CTCSS / 105 CDCSS - VOX Function / Voice Prompt / Emergency Alarm / Intelligent Charging / Battery Save / Low Voltage Alert / Ti

$26.50

free shipping

(7 reviews)

» Walkie Talkies

Rechargeable 27.145MHz 3.5-CH R/C Helicopter with Gyroscope/LED Light (Large Size)

5-CH R/C helicopter with remote controller - Frequency: 27.145MHz - Built-in gyroscope ...10 minutes - 4-LED flashing lights on both sides

$81.30

free shipping

(1 review)

» R/C Helicopters

7.4V 1200mAh Lithium Polymer Lipo Battery Pack for Lama or 4-CH R/C Helicopters

- Used For: Lama and 4-CH R/C Helicopters with 7.4V/8.4V motors - Capacity: 1200mAh - Voltage: 7.4V - Discharge Rate: Up to 20C

$10.53

free shipping

(2 reviews)

» Batteries & Chargers

S800G Rechargeable 4-CH R/C Helicopter with Gyroscope & IR Controller - Blue

Plastic + Aluminum alloy - 4-Channel system - IR remote control - Frequency: A/B - Operation range: 10m - Built-in 3.7V 150mAh lithium battery - Charging time:

$32.60

free shipping

(1 review)

» R/C Helicopters

iPhone/iPod Touch/iPad Controlled Mini Rechargeable 4-CH R/C Helicopter - Black

ModelHCW 547Quantity1 Piece(s) per packColorBlackMaterialAlloy + ABSChannel4 ChannelsChannel SpecificationUp,Down,Right,Left,Hovering,Forward,Backward,Sideward flightGyroscopeNoRemote TypeRadio Contro

$33.70

free shipping

» R/C Helicopters

iPhone/iPod Touch/iPad Controlled Rechargeable 4-CH R/C Helicopter - Black

ModelHCW 546Quantity1 Piece(s) per packColorBlackMaterialAlloy + ABSChannel4 ChannelsChannel SpecificationUp,Down,Right,Left,Hovering,Backward,ForwardGyroscopeNoRemote TypeRadio ControlRemote Control

$35.10

free shipping

» R/C Helicopters

iPhone/iPod Touch/iPad Controlled Rechargeable 3-CH R/C I-Helicopter w/ Gyroscope - White + Silver

A/B/C - 3-CH IR remote control by iPhone/ iPad/iPod Touch series - Control range of the helicopter: 8~10 meters -

$35.99

free shipping

(1 review)

» R/C Helicopters

4-Ch Color Quad Processor System

Silver - Iron case material - Connects up to 4 channels camera video signals - Adjustable for image brightness, saturation, contrast & color - High

$48.40

free shipping

» CCTV Parts & Components

SY901MJ21 9" Color TFT 4-CH Monitor Visible Doorbell w/ Night Version - Black

1-CH video-out - 4-CH can switched manual / Automatic. Video-out can connect to the PC with video capture c

$233.80

free shipping

» Doorbells

D-S158 4-CH Security Surveillance DVR w/ 4 CCTV Cameras Set - Black

480Working Temperature0~55 ??CWorking Humidity10~90 %Storage Temperature0~55 ??CCertificationCEPower Supply100~240 VPower ConsumptionPacking List1 x 4

$241.00

free shipping

» DVR Cards & Systems

D-S160 4-CH Security Surveillance DVR w/ 4 CCTV Cameras Set - Black

480Working Temperature0~55 ??CWorking Humidity10~90 %Storage Temperature0~55 ??CCertificationCEPower Supply100~240 VPower ConsumptionPacking List1 x 4

$226.50

free shipping

» DVR Cards & Systems

Rechargeable 4-CH R/C Helicopter - Red + Yellow

Red + yellow - 4-channels: Forward / backward; turn left / turn right; up / down; left / right fly - Comes with IR remote control - Remote control range: 10 meters - Bui

$25.52

free shipping

» R/C Toys

Professional 4-CH Studio/Camera Flash Sync Trigger Remote Control

- Use the transmitter and receiver to control the flashlight - Trigger both the studio and camera flash after connect the PC Sync port - 4

$19.36

free shipping

(1 review)

» Camera Remotes

Android Remote Control 4-CH Racing Car Model - White

Quantity 1 Piece(s) per pack Color White Material ABS Channels quanlities 4 Channels specification Forward, backward, left/right turn, "Z" shaped forward, turn

$25.20

free shipping

» R/C Cars

Android Remote Control 4-CH Racing Car Model - Black

NI-MH batteryRemote control powerAAOther featuresSuitable for Android smart touch screen device seriesPacking List1 x R/C car?1 x Receiver?1 x 55cm USB cable?1 x Charger (4

$24.75

free shipping

» Hobbies & Toys

7.4V 1200mAh Lithium Polymer Lipo Battery Pack for 4-CH R/C Helicopters

- Used For: 4-CH R/C Helicopters with 7.4V/8.4V motors - Capacity: 1200mAh - Voltage: 7.4V - Discharge Rate: up to 20C

$10.10

free shipping

(1 review)

» Batteries & Chargers

UU DVR 4-CH USB Video Capture Card - White

BrandNoModelNoMaterialPlastic housingQuantity1ColorWhiteVideo SystemNTSC/PALVideo CompressionH.264Audio Compression4-CHVideo Standards4-CHVideo Input4-CHVideo Output100fps(PAL), c120fps(NTSC)Audio Inp

$29.60

free shipping

» DVR Cards & Systems

WXDJ6683-1 4-CH IR Control R/C Helicopter

BrandJunHengModelWXDJ6683-1Quantity1 Piece(s)/packColorGreyMaterialABSChannel4 ChannelsChannel SpecificationUp,down, turn left, turn right; forward, backward; sideward flightGyroscopeNoRemote TypeIRRe

$41.50

free shipping

» R/C Helicopters

UU DVR 4-CH USB Video Capture Card - Grey

BrandN/AModelN/AMaterialPlasticQuantity1ColorGreyVideo SystemNTSC / PALVideo CompressionH.264Audio Compression4-CHVideo Standards4-CHVideo Input100fps (PAL), 120fps (NTSC)Video Output4-CHAudio Input4-

$29.70

free shipping

» DVR Cards & Systems

4-CH 12V Power Relay Module - Red + Blue

ModelN/AQuantity1ColorRed + BlueMaterialRF4Features2 Indication LEDs for status, PCB location hole: 3mmSpecificationPower supply: 12V; Drive level: 12V TTL (High level drive)ApplicationGreat for Ardui

$6.90

free shipping

» Arduino & SCM Supplies

Mini Lama 4-CH R/C Helicopter RTF Set

- Super deluxe true radio control (not tethered) micro helicopter - Realistic and stable flight performances - Dual axis rotor head with double rotor blades - Easy to use, perfect as a first R/C helic

$95.50

free shipping

» R/C Helicopters

Mini Lama 4-CH R/C Helicopter RTF Set

- Super deluxe true radio control (not tethered) micro helicopter - Realistic and stable flight performances - Dual axis rotor head with double rotor blades - Easy to use, perfect as a first R/C helic

$98.37

free shipping

» Hobbies & Toys

4-CH Relay Shield for Arduino (Works with Official Arduino Boards)

ModelN/AQuantity1ColorGreenMaterialPCBFeaturesSupports up to 3-CH 3A relay ...4; Wireless output connector: xBee / Bluetooth Bee / RFBee; Employ Arduino port: Relay digit 2, 3, 4

$20.30

free shipping

» Arduino & SCM Supplies

2.4GHz Rechargeable Wireless Remote Control 4-CH R/C Helicopter

Plastic + metal - Easy to control and great performance - 4-CH with 2.4GHz remote control - Control Specification: forward / backward / up

$85.70

free shipping

(7 reviews)

» R/C Helicopters

KIT-P104 4-CH D1 Real-Time Network CCTV DVR Security System w/ 4 x IR Cameras - Black (PAL)

4-CH BNC - Video Output: 1-CH BNC, 1-CH VGA - Audio Input: 2-CH

$188.80

free shipping

(2 reviews)

» DVR Cards & Systems

KIT-P104 4-CH D1 Real-Time Network CCTV DVR Security System w/ 4 x IR Cameras - Black (PAL)

4-CH BNC - Video Output: 1-CH BNC, 1-CH VGA - Audio Input: 2-CH

$173.61

free shipping

» Alarms & Security

INS-4SYS161 4-CH 1/4 CMOS Linux OS Security Surveillance DVR w/ 4 Cameras Set - Black

12 VPower ConsumptionPacking List1 x 4-CH H.264 DVR?4 x 1/4

$230.90

free shipping

» DVR Cards & Systems