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During a phone call, Call waiting/call hold, Mute – Grandstream GXP21xx Series User Manual User Manual

Page 35: Call transfer

During a phone call, Call waiting/call hold, Mute | Call transfer | Grandstream GXP21xx Series User Manual User Manual | Page 35 / 87 During a phone call, Call waiting/call hold, Mute | Call transfer | Grandstream GXP21xx Series User Manual User Manual | Page 35 / 87
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