Toll. A square wave at 440 Hz, originating from Arctic Tundra. Recorded in a underwater environment, era: 1990s. One of 5555 echoes — sounds no one thought to save.
Name
ECHO #1947 — Toll
ID#1947
Rarity
LO:55%
Frequency
440 Hz
X-HI:7%
Wave Type
Square
X-HI:10%
Resonance
Soft
X-HI:8%
Era
1990s
X-HI:9%
Origin
Arctic Tundra