MICROPHONE
…
LISTENING IN
…
PIP
SCREEN
ROOMS
PIP
connecting…
ΨΔΞ⊕ΛΦΘ∴ΣΩ⋔ΞΨ⊗ΔΘ∵ΦΛΣ⊙ΞΩΨ∴Δ⋔ΘΦ⊕ΣΞΨ⊗ΛΘ∵Δ⋔Ω
z
···
✦
—
open
close
ΨΔΞ⊕ΛΦΘ∴ΣΩ⋔ΞΨ⊗ΔΘ∵ΦΛΣ⊙ΞΩΨ∴Δ⋔ΘΦ⊕ΣΞΨ⊗ΛΘ∵Δ⋔Ω
z
···
✦