Nokia Wireless Clip-on Headset HS-21W - Manual (Page 15)

T h e H S - 2 1 W w i r e l e s s c l i p - o n h e a d s e t
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3. The HS-21W wireless clip-on
headset
Note: There may be restrictions on using Bluetooth devices in some
locations. Check with your local authorities or service provider.
■ Overview
The headset contains the following parts:
Power key (1): Switches the headset on and off. To mute or unmute the ongoing
call, briefly press the power key.
Answer/end key (2): Answers or ends the call. You can also use this key for voice
dialing, redialing, and switching an active call between the headset and the
compatible phone.