Features:

1.Supports Wireless Master Function 
The YN560 IV can be used as master unit, provides 3 independent groups with controlling ability, realizing remote control the flash mode, flash output and focal length of the YN560 IV and YN560 III. 

2.Supports Wireless Slave Function, fully supports YN560-TX、RF-603（I/II）、RF-602 Wireless transmitter 
One YN560 IV can respectively receive the wireless signal from YN560 IV、YN560-TX、RF-603 (I/II)、RF-602,with optional 16 channels; when the YN560 IV and YN560-TX used as transmitter, it can realize remote control the parameter settings. 

3.Multiple Trigger Synchronous Mode Supported 

4.Settings Save Automatically, Supports Custom Settings (Fn)

5.GN58 @ ISO100，105mm

6.Sound Prompting System

7.Support Electric Zooming Function 

8.Ultrafast Charging Recycle System, Supports External Power Supply 

9.Equipped with Big Size LCD Display Screen, Standard PC Synchronous Interface

Suitable for:

Canon: EOS 5D,5D25D Mark II, 1Ds Mark [ IV / III / II / I ], 1D Mark [ III / II / II / I],7D, 60D ,50D, 40D, 30D, 600D, 550D, 500D, 450D, 400D, 350D,300D,1100D,1000D 650D 5D2 5D Mark III 6D (Canon EOS Rebel T7 is not compatible.)

Nikon: D3s, D3x, D3, D700, D300s, D300, D200, D100, D90, D80, D70s,D7100,D7000, D5100, D5000, D3100, D3000, D60, D40X D800, D600

Olympus: E5, E3, E30, E300, E620, E520, E420, E450, E-P2, E-PL2, E-PL1

Panasonic: G10GK, GH2GK, GH1GK, G2GK, G1GK, GF2GK, GF1GK

Pentax: K-7, K-x, K-m, K20D, K10D, K200D, K100D

Package List: 
1 x YN-560 IV
1 x EACHSHOT Flash Diffuser
1 x Mini Stand 
1 x Protecting bag
1 x User Manual
1 x Original Box