Yamaha JA 5001 Elephant Ear-shaped loudspeaker [for Yamaha NS 20 and etc], made in Japan

Link: urarakaaudio

8 ohm
25 watt

Эстрадин Эффект-1 Флэнжер | Estradin Efect-1 Flanger, June 1989, made in USSR

Produced in the USSR on "Estradin" military radioplant (famous for its Estradin-230 & Altair-231 synths) in 1988.
Suitable as signal processor for analog synths, drums, guitars, vocals or for any type interesting sonic experiments. It has standard 1/4TRS "Jack" for In, Out, Direct Out, also a switch between two bias modes. LED is rate\freq synchronized.
Powered by 220 volt. 
Some interesting specs of that flanger is a shift switch.
Actually that switch is used to transfer delay time control
from automatic to manual mode or vice versa.

The knobs: Rate, Depth and Brightness.
Button: Flanger
Inputs\Outputs: In, Out, Direct Out on standard 1/4'' jack. 
Switch between modes: auto and manual mode of flanger.
Power source: 220 volts