Product Description

YONGNUO CTR-301P Wireless Flash Sync Trigger 1x Receiver PC

Quick Overview

This is a YONGNUO new version CTR-301P trigger set, It is very stable to trigger either off-camera flashes and studio strobes/monolights. Besides, it has two triggering ways: wireless triggering and optical triggering. Suitable for Canon, Nikon, Pentax, Olympus etc. 

Functions:
Trigger the flashlight separately (without flash transmitter) because there is a very sensitive light senser on this receiver.
Trigger the flashlight with the CTR-301 transmitter together.
1/4 stand Tripod screw hole can be mounted into the tripod, ballhead, and so on.
Trigger the vedio flash via the PC cable. (The little plug is 2.5mm, the big plug supports 6.35mm standard vedio flash jack)
Compatible Flashlight Models:
Canon SpeedLite 580EX II, 580EX, 540EZ, 520EZ, 430EZ, 430EX, 420EX, 420EZ, 380EX 
Nikon SpeedLite SB-900,SB-800, SB-600, SB-80, SB-28, SB-27, SB-26, SB-25, SB-24, SB-23, 
Vivitar 283, 285HV
Sunpak 30DX, 422D, 433D, PZ5000AF
National PE-387S
Panasonic PE-28S

Suitable Cameras Models:
Canon, Nikon, Pentax, Sigma, Olympus, etc. SLR Cameras
NOT for Sony and Minolta SLR cameras

Feature:
Powerful Functionality: Trigger the off-camera flashes and studio strobes/monolights perfectly. 
Two ways to Triggering: wireless triggering and optical triggering. 
Outstanding Performance: Very stable, NEVER misfires in our customers' experience. Up to 100 meter remote distance (Test it in 30m distance without interference, perfectly work), 1/250s sync speed (Tested on D300 + 580EXII, SB-800, perfectly work on 1/250s). CTR-301P is a very good flash trigger and it is very popular with photographers. 
Optimized Designs: This CTR-301P is an upgrade version of CTR-301: 
Replace the previous "TEST" button to the 2.5mm PC port. The receiver can be easily attached to the Off-camera flashes or studio strobes/moonlights with the 2.5mm-2.5mm or 2.5mm-6.35mm cables. Add a 1/4" screw hole on the receiver bottom, can be mounted on the 1/4" tripod bolt, or mounted on the umbrella bracket which has a 1/4" screw. This hole is very good to use.


How to Use:
1. Use the transmitter and receiver to control the flashlight
Plug the flashlight into the receiver's hot shoe socket, then switch to "W" mode, press the button on the transmitter. 
Insert the transmitter to camera's hot shoe, and then you can triggrt with your camera.
2. Use only the receiver to control the flashlight
Insert the speedlight into the receiver's hot shoe, then switch "L" mode, then use the camera pop-up flash or other flash speedlight to trigger it.
3. Trigger the Video Flash
Throught the PC sync port to convert the plug in the condition of Wireless or Light mode, insert the receiver into the PC port of video flash, which supports the 6.35mm standard jack.

Specifications: 
Brand: YONGNUO
Model: CTR-301P
Operation distance:
Transmitter: >30m
Receiver: >10m
Frequency channel: 4
Operation frequency: 433MHz
Speed: 1/250s
Power source:
Transmitter: 23A
Receiver: 1 x CR2 3V Li-Ion battery not included
Standby Output:
Transmitter: 3uA
Receiver: 0.9mA
Color: Black
Weight:
Transmitter: 25g
Receiver: 35g
Package size: 153 x 137 x 40mm
Package weight: 131g

Package Contents:
1 x Transmitter 
1 x Receiver
1 x PC Sync Cord 
1 x English and Chinese Instruction Manual