Boya BY- WM4 PRO, Instruction Manual

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N OTE
：
1) Please adj ust the m onitoring audio volum e of RXD
before recording.
Con n e ct in g t h e t r a n sm it t e r a n d t h e Re ce ive r
23
1.Turn on t he t ransm it t er and plug t he receiver
int o sm art phone.
2. Long press t he pair bot t om of receiver w it h pair
pin, t he indicat or of receiver w ill flash quickly
w hen ent ering paring m ode.
Before leaving fact ory, t he connect ion of t ransm it t ers
and receiver w ill be est ablished.
I f t ransm it t ers and receiver disconnect , please follow
below st eps:
3.Long press t he pair but t on on t he side of t he
t ransm it t er ent ering t he pairing m ode.
4.When t he t ransm it t er and receiver connect ed, t he
light of receiver st ays blue, and t ransm it t er flashes
every 2.5 seconds.
Ot herw ise, t he light of receiver and t ransm it t er w ill
flash cont inually every 1 second, t hen t ry 1- 3 st eps
again.