Space Echo (c) 1981 Gayton Games.

>>> TECHNICAL DETAILS
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Main CPU : (2x) Z80 (@ 2.5 Mhz)
Sound Chips : AY8910 (@ 1.25 Mhz), SN76477 (@ 1.25 Mhz), DAC
Screen orientation : Vertical
Video resolution : 256 x 256 pixels
Screen refresh : 57.00 Hz
Palette colors : 8
Players : 2
Control : 2-way joystick
Buttons : 1

>>> TRIVIA
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This game is a version of 'Speak & Rescue'.

>>> GAME UPDATES
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Space Echo happens at a city instead of on a lunar landscape, the humans are in a building suspiciously like the Empire State Building (instead of another moon), and alien ships remaining are numbered underneath a big saucer instead of shown waiting for an attack.
- SCORING -
blue saucer : 50 points
red saucer : 100 points
Saucer with human : ??? points
Bonus at end of round : 100 points per human not captured

>>> OTHER GAME RESOURCES
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Machine's picture.
Game's rom.