Hollow Echo. A pulse wave born in Forest Edge, resonating since 1970s. Captured at 142 Hz in a underwater space. One of 350 Legendary echoes — sounds that almost escaped recording.
Name
ECHO #1400 — Hollow Echo
ID#1400
Rarity
X-HI:12%
Frequency
142 Hz
X-HI:9%
Wave Type
Pulse
X-HI:7%
Resonance
Crystalline
X-HI:5%
Era
1970s
X-HI:6%
Origin
Forest Edge