Product Information: 1. Support GSM900MHz/1800MHz/850Mhz/1900Mhz 2. Easy to install and maintain; 3. Allow PIN code entering and reciprocal phone-card lock; 4. Provide optimized circuit directly connecting the exchange device; 5. Polarity reversal signal for metering; 6. 3.5dBi gain antenna; 7. Compatible to PABX; 8. Suitable for call termination of ISP; 9. Incoming call reminder, time display; Specification:
Temperature: -10°C~55°C Humidity : ≤90% Air pressure: 86~106Kpa Working frequency: E-GSM 900/1800/850/1900 Working voltage: AC220V,50Hz,DC 5V 1000mA Additional battery: Recharge battery Standby time: More than 48 hours Our Team
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