<s>
PICO	B-Device
4	I-Device
is	O
a	O
virtual	B-Device
reality	I-Device
headset	I-Device
developed	O
by	O
ByteDance	O
.	O
</s>
<s>
PICO	B-Device
4	I-Device
is	O
Meta	B-General_Concept
Quest	I-General_Concept
2	I-General_Concept
competitor	O
.	O
</s>
<s>
The	O
Pico	B-Device
4	I-Device
uses	O
pancake	O
lenses	O
in	O
combination	O
with	O
two	O
small	O
LCD	B-Device
displays	I-Device
one	O
for	O
each	O
eye	O
in	O
the	O
head	O
mounted	O
display	O
.	O
</s>
