Godox TT685II Camera Flash Speedlite TTL HSS Fr Olympus+Xpro-O Trigger

Features:
[2.4G Wireless X System] Can be connected with flash or flash triggers seamlessly, has 100 meters large transmission distance, multiple groups, and channels,  interference proof and reliable.
[High-Quality Speedlite] 1/300s-1/20000s flash duration, guide number ≈60 ISO 100, with charging port, improving flash performance, shortening recycle time, and extending working time.
[Wide Light Coverage] Support auto and manual zoom, 20mm to 200mm flash coverage range is set automatically to match camera lens focal length and image size.
[Angle Adjustment] Vertically -7°~90°and horizontally 0-330° rotatable, can be freely adjusted according to your photography needs.
[Compatibility] Specially designed camera photography accessory replacement for Olympus E-M10II, E-M5II, E-M1, E-PL8/7/6/5, E-P5, E-P3, PEN-F, DMC-GX85, G7, GF1, LX100, G85, GH4, FZ2500GK, etc.

Specifications:
Color: Black
Material: Plastic
Guide Number (1/1 output, 200mm): GN≈60(m ISO100)
Flash Duration: 1/300s-1/20000s
Flash Coverage: 20-200mm
Auto Zoom: (Flash coverage set automatically to match the lens focal length and image size)
Manual Zoom: Swinging/ tilting flash head (bounce flash): 0-330°horizontally and -7°-120° vertically
Multi Flash: Provided (up to 100 times, 199Hz)
Sync Mode: High-speed sync (up to 1/8000s), first-curtain sync, and second-curtain sync
Exposure Control System: Auto flash and manual flash
Wireless Flash Function: Transmitter, receiver, off
Transmitter Range (approx.): 100m
ID: 01-99
Controllable Receiver Groups: A, B, C, D, E (E group can be controlled by X series flash trigger) 
FE Lock: With button or <*> button
Flash Exposure Compensation (FEC): Manual.FEB: ±3 stops in 1/3 stop increments
Manual FEC and FEB can be combined)
Transmitter Groups: A,B,C,D
Channels: 32 (1-32)
Modeling Flash: Fired with camera's depth-of-filed preview button
Effective Range (approx.): Center: 0.6~10m/ 2.0 ~32.8 feet
Periphery: 0.6~5m/ 2.0~16.4feet
Full Power Flashes: Approx. 330 times
Power Source: NI-MH battery (recommended) or LR6 alkaline battery * 4 (not included) 
Recycle Time: 0.1-2.6s (rechargeable Ni-MH battery)
Power Saving: Power off automatically after approx. 90 seconds of idle operation. ( 60 minutes if set as receiver)
Sync Triggering Mode: Hotshoe, 2.5mm sync line
Max. Transmitting Power: 5dbm
Product Size: 19 * 7.6 * 6.4cm/ 7.4 * 2.9 * 2.5inch
Product Weight: 405g/ 14.2oz

Godox Xpro-o Trigger

TTL Autoflash: Yes
Manual flash mode: Yes
Multi (Stroboscopic) flash mode: Yes
Function
HSS (High-speed sync): Yes
Second-Curtain Sync: Yes
Flash exposure compensation: Yes,±3 Stops in 1/3 stop increments
Flash exposure lock: Yes
Auto Focus Assist: Yes
Modeling Lamp Control: Control the modeling lamp by the flash trigger
Beeper: Control the sound of the flash trigger
Wireless Setting: The receiver end can control the camera shooting through the 2.5mm sync cord jack
ZOOM setting: Adjust the ZOOM coverage value from the transmitter
TCM function: Transforms the TTL shooting value into the output value in M mode
Firmware upgrade: Upgrade through the Type-C USB port
Memory function: Settings will be stored 2 seconds after last operation and recover after a restart
Wireless Flash
Wireless Signal Range: >328 feet>100 Meters
Remote System: 2.4GHz
Modulation Mode: MSK
Channels: 32
Wireless ID: 01-99
Groups: 16
Dimensions: 3.5x2.3x2.0"/ 90x58x50mm
Display: Large LCD panel with customizable backlight