Sennheiser MX W1 Instruction Manual page 12

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Press and hold the operation/pairing button
r
of the
new
earphones until the LEOs flash rapidly.
~
Press and hold the operation/pairing button
I~
of the trans-
mitter until the LED flashes rapidly.
8'
--l
ON
'~~>
ON
~~~
After approx. 3 seconds, the new earphones are paired to
the transmitter. The LEOs flash blue once every 5 seconds.
ON
Press and hold the operation/pairing button
I~
of the
transmitter again for approx. 1 second.
After approx. 3 seconds, the old earphones are also paired to
the transmitter. The LEOs flash blue once every 5 seconds.
11