EC21 Product Catalogs - wireless communication antenna

Focus Wireless Double Side Light and Sound Siren

20141215

wireless device. 6.Power supply: DC15-18V (with 220VAC power adaptor) 7.Backup battery:12V 8.Standby current:<220uA 9.Electric Current: <1.2A 10.Frequency:433MHz 11.Wireless communication dista

Smart Home Multi-function LCD GSM Alarm System

20150730

Built-in GSM antenna, support quad band GSM 900/1800/850/1900MHz, suitable for global users. This is an absolutely GSM wireless home alarm system which based on GSM 900/1800/850/1900MHz wireless net

GSM Alarm System with MMS&SMS Function(YL-007M8A)

20110726

This Excellent GSM + Camera alarm system bases on the GSM network, integrates the communication technology, can automatically take photos of the intruders or burglars and send it to cell phone, so