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Telephone operation, Making and receiving a call, Setting the handset’s volume – Radio Shack ET-521 User Manual

Page 18

Telephone operation, Making and receiving a call, Setting the handset’s volume | Radio Shack ET-521 User Manual | Page 18 / 36 Telephone operation, Making and receiving a call, Setting the handset’s volume | Radio Shack ET-521 User Manual | Page 18 / 36