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Features 1. TD-SCDMA and GSM seamless switching. 2. Realtime signal strength display, real electricity and real capacity display. 3. Write, send and receive messages functions. 4. Language Chinese and English. 5. Alarm clock function. 6. Caller identification display, call recorder, hand free calls. 7. Call timing, call book function. 8. Support USIM / SIM card and fixed station call book backup function. 9. Settings network type, phone setup, display settings, call settings. 9. Contextual model normal mode, silent mode, outdoor mode. 10. Emergency call function Attention in case of emergency, you can use this telephone to call. More details: 1) apply to networks GSM 900/1800MHZ and TD-SCDMA 2010/2025MHz. 2) may call the local telephone, domestic long distance, international long-distance, mobile, IP Internet telephony. 3) to provide anti-polarity signal, with the meter, if used in public accounting. 4) standard bell stream / feed interface and a variety of switches can be adaptive. 5) can be set to the local area code, users dial a local call dial the area code when you do not have to. 6) Caller ID function. Specifications Weight - Less than 700g (including the battery) Power supply:5V,0.65A Battery: rechargeable NiMH, 3.6V, 600mAh , Talk time: 2.5 hours ; Standby time: 150 hours External antenna Size: 196 × 152 × 51 mm Weight: 700g (including battery) Power supply: AC 100-240V; Spare chargeable battery: NiMH, 3.6 V 600mAh; External interface: TNC antenna interface Display: 128 X 64 dots matrix Frequency: 900M/1800MHz Max transmit power: 900MHz: 33+2dBm; 1800MHz: 30+2dBm Receiving sensibility: GSM900M:Better than -105 dBm;DCS1800M:Better than -104dBm Main Features GSM standard high-quality voice service (encoding speech of FR, EFR, HR)
