两屏幕上的全球通FWT/FWP/固定无线公用电话S

Basic Functions: 1. Supporting GSM mobile network; 2. Supporting prepaid or post pay with double LCD, and having the function of checking the billing center for the year, the month, and the dates sum; 3. Supporting PC fax(optional). 4. Supporting incoming calls indication. 5. Pre-setting the local area code, IP number, special service number and any other head numbers. 6. Function of locking the card, keyboard, telephone unit, network and district. 7. Privilege setting for international, domestic, and local calls etc. 8. With double LCD to display the Service Providers name, signal, electricity power, time and date according to the automatic in-phase network and identifying the telephone state from the multi-aspects. 9. Big memory of phone book to store the incoming and outgoing calls; 10. Internet connection (optional). 11. Network Management function (optional).Characteristics: 1. Simple operation as normal fixed telephone, good portability and mobility. 2. Rapid network searching, quick response for dialing, high voice resolution quality and harmless low radiation. 3. Adaptive to wide range of voltage with lower consumption. 4. Equipped battery for back up when short of external power supply.Specifications: 1. Protocol:GSM mobile network. 2. Working Frequency: GSM: 900M/1800MHZ or 850M/1900MHZ. 3. Working Environment: Temperature: -10 +40. Humidity: 5% 95% 4. Environment Noise:60DB. 5. Dimension: (L×W×H) About 200×202×70(mm). 6. Weight: About 1350g. 7. Power Consumption: 0.25W/0.5W 8. Power Supply: DC5V 9. Antenna Gain: 4.5db (whole to), 12db (directional / options). 10. Antenna linkage: SMA antenna connector.