Sennheiser SpeechLine Manual page 24

The Products of the SpeechLine Digital Wireless Series
The CHG 2W charging base
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The CHG 2W is a wireless charging base that provides conve-
nient wireless charging.
The CHG 2W charging base is compatible with the SL Table-
stand 133-S DW, the SL Tablestand 153-S DW and the SL
Boundary 114-S DW.
For information about installation and operation, see the in-
struction manual: „The CHG 2W charging base"
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