• GPRS multi-slot class 10/8
• GPRS mobile station class B
• Compliant to GSM phase 2/2+
• Class 4 (2 W @ 850 / 900 MHz)
• Class 1 (1 W @ 1800 / 1900MHz)

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• Antenna: Built-in antenna
• Working temperature: -20 ~ 85
• Receiver sensitivity:-96dBm@250kbps
• Average transmitted current is as low as 25mA

• Frequency: 315MHz/433MHz
• Modulation: Amplitude Shift Keying (ASK)
• Power Supply: Typically operates at 3-12V DC
• Working current: 20-28mA