Model Number:PMF003 Type:GSM Working Frequency:850/900/1800/1900 MHZ It is widely used in these areas:Remote country, mountains,Dwelling house with weak signals,Public telephone shops, offices, telemarketing,Removable place such as ships, trains, and long distance buses. Other Characteristics:Easy to install, easy to operation, powerful capacity of signals receiving,Clear talking setting, long using life, steady performance. RF transmit power:2W (900MHz), 1W(1800MHz) Voltage:DC 5V/DC 12V power consumption 0.25W/0.5W Receive sensitivity:-140db Antenna amplifying:All directions 3.0db; Certain/Selection:12db 1. Multi-function LED/LCD lights display signal, running state. 2. Can dial the local calls, mobile calls, calls and special free calls 3. Built-in watchdog duty circuit, machine any fault will restart. 4. Provide standard communication voltage, support DTMF system 5. Caller ID display time and date, the power supply of battery can display at the same time on the LCD 6. Automatic card-locking and net-locking enable 7. Supports modem mode Plug Type:EU Plug,it applies to Indonesia, Germany, France, Spain, Italy and so on colour:white material:plastic size:16*9.7*3.8cm Package Contents: 1 * GSM host 1 * antenna 1 * European plug 1 * Network cable Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.