Features:
A upgrade version based on YN560TX II, with TTL/ high sync functions, its protocol achieves -brand compatibility. Compatible with S' .
Can trigger multiple YONGNUO's flash models, such as YN862C/YN968C/YN968N/YN200/YN560III / YN860Li/YN720/YN660/YN685/YN622C II/ RF605, etc
16 channels, to 10,000 customizable photographer ID, A/B/C/D/E 5 flash groups;Fully supports TTL/ M/ Multi/ flash mode.
Supports front-curtain sync, second curtain sync(M mode);Supports focal settings of slave unit flash (only for YONGNUO compatible flashes).
Supports TTL ratio, flash exposure compensation, flash exposure Lock, flash exposure bracketing, modeling flash functions.
2.4G Maximum communication distance is over 100m; Firmware can be upgraded via USB(-USB); High resolution dot-matrix LCD, backlight for keys.

Specifications:
Brand: YONGNUO
Model: YN560-TX II/S
Channel: 1-16
ID: 0000-9999
Slave unit control: to 5 groups (A/B/C/D/E)
Transmission distance: Approx. 100 m
FEC: ±3 stops in 1/3-increments
High- sync: 1/8000s
Manual flash: 1/1 - 1/128 (1/3-stop increments)
Stroboscopic flash: Provided (1 - 500 Hz)
assist Beam Emitter: Provided
source: 2 AA/LR6 alkaline / Ni-MH  (not included)
Weight: Approx. 110g (excluding )

Packing List:
1 * Flash Trigger
1 * Bottom Cover
1 * Storage Bag
1 * Users Manual(English & Chinese)