Zte WP623 User Manual page 12

External Interface：
(1) Antenna connector ANT
(2) Data interface DATA (used for programming the phone;
not used for GPRS)
(3) External power socket
(4) Battery switch BATT
Power Supply：100V－240V( AC) 50/60Hz
Please refer to the real objects for other relative parameters about the
battery and charger.
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