This unit is compatible with Caller ID. To use this feature, you must
subscribe to the A service offered by deltathree, Inc. or the appropriate
service offered by your landline service provider.
Charge the handset battery for 7 hours before initial use.
Please read these Operating Instructions before using the unit and save for
future reference.
Operating Instructions
Model No.
BB-GT1500E
Global VoIP Telephone
BB-GT1500E
BB-GT1520E
BB-GT1522E
BB-GT1540E