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                                         2011-7-11
                                        
                                            Two-way LED GSM Alarm System
I.Features:
1.12 wireless zone,4 wired zone
2.GSM frequency:...
                                            GSM Alarm , alarm  , home alarm | 
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                                         2011-7-11
                                        
                                            I.Features:
1.99 wireless zone,8 wired zone
2.GSM frequency: 900/1800/1900Mhz 
3.Can send 3...
                                            LCD alarm , GSM alarm  , alarm | 
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                                         2007-3-11
                                        
                                            
				Features:
Unique double voice reminde
No phone charges
Completely automatic...
                                            
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                                         2007-3-11
                                        
                                            
				LY-628B
Features:
1. Original American voice reminder
2. Enquire the status of...
                                            
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                                         2007-2-16
                                        
                                            
				 Basic Function:Adopt the GSM network, no distance limit when alarming. Can surpport the...
                                            
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