>>Postpaid  Bulk SMS Modem Product usage introduction<<

• Quad band :UC15-E: GSM900/1800, UMTS900/2100.

• UC15-A:GSM850/900/1800/1900, UMTS850/1900
• IMEI Change.
• USB optional.
• AT Command.
• Operating Temperature: -20 °C – + 55 °C.
• Storage temperature: -25 ° C – + 70 ° C.
• Transmit-receive rate:-2800~3000. sms/Hour per port
• SMS  Text and PDU mode.
• Point to point MO and MT.
• SMS cell broadcast.
• SMS storage: ME by default.
• Audio Features
• Support two analogy input channels and two analogy output channels.
• GSM: HR/FR/EFR/AMR/AMR-WB.
• WCDMA: AMR/AMR-WB
• Echo cancellation and noise suppression.
• 8/16/32/64 sim slot reliable.