Andoer PT-04GY Remote Speedlite Trigger &Receivers B2R2

Description

Features:
This set consists of a signal sender and two receiver trigger.
Universal hot shoe interface, compatible with , , , , Pentax, etc. (except Minolta , for they use a special hot shoe).
Globally univeral 433Mhz frequency, 4 channels.
With flash interface, can trigger several kinds of flashes.
Transmitting distance up to 30M, no limits with directions or angles.
1/4" nut can be connected with tripod or light holder to make flashlight and stable.
Energy-saving design with 23A of and 2 * AAA (not included) of receiver.
Comes with a PC sync cord for cameras without hot shoe socket.
Note: This trigger do not support TTL function.
Specifications:
of : 23A mini (included)
of the receiver(AC): 2 * 1.5V AAA Alkaline (not included)
Outdoor working distance: max. 30m / 90feet (open area, no fraise)
Indoor operating distance: max. 25m / 75feet
Channel: 4 channels
Frequency: 433Mhz
Synchronous speed: Max. 1/250sec
Color: black
Material: metal +
Package size: approx. 10 * 8.5 * 5cm / 3.9 * 3.4 * 2.0in
Package weight: 113g / 4.0oz
Package Lists:
1 * 4-channel 
2 * 4-channel Receivers
1 * PC Sync Cord(2.5mm to PC)
1 * User Manual(English)
Note:
This item only includes the trigger set and sync cord.