gsm

gsm antenna for communications
1.V.S.W.R 2.0:1
2.Impedance 50 ohm
3.Typical Gain 2 dBi

GSM antenna
Quad band
Omni directional

GSM RTU S140 with 4 digital input and digital output. special for remote GSM Switch ON OFF device and monitoring.

This is an absolutely GSM wireless home alarm system which based on GSM 900/1800/850/1900MHz wireless network

MMS function camera GSM security alarm system (ZC-MMS001)

1. An advanced and reliable communication technology, dialing alarm
2. 8 wired, 99 wireless defense zones

Static IP SIP GSM Gateway With Internal Antenna /

-GSM cordless phone/wireless telephone
-clear voice,no noise
-back-up battery
-call id display
-Hands free function

Remote Controller S130 work as a wireless remote switch by GSM network.Also called gsm sms remote controller in industry area.
1.Wireless rem

The GSM SMS Controller-Alarm S140 is a universal GSM Remote Control switch and GSM Alarm Unit.

GSM fixed wireless terminal support gsm 850/900/1800/1900MHz, it is fixed wireless voice access device that takes wireless communication technology

6INCH lenovo gsm and wcdma a880 quad core phone gsm wcdma unlocked phoneto Snopow M8 runbo x5 q5 rugged ce

The GSM SMS Controller-Alarm S130 is a universal GSM Remote Control switch and GSM Alarm Unit. it provides 2 digital inputs, 2 relay outputs(3A240VAC

This ISG-5100 GSM Wired intruder alarm system supports maximum 6 wireless zones along with 4 wired zones , best with the vast majority of the defense

 
TELNET Router GoIP GSM Gateway

1.77inch oem gsm quad band unlocked phone multi languagesgsm 850 900 1800 1900mhz gsm 2G GSM Mobile Phone 1.4 inch Screen High Quality Ultra Long Sta

1.GSM FWT/GSM gateway
2.2 rj-11 ports
3.IMEI changeable
4.can compatiable with phone,pbx,voip gateway

GSM Power Facility Alarm System

VSWR 2.0:1
Impedance 50ohm
Typical Gain 2-3dbi

GSM RTU S150 with 8 digital input and digital output. special for remote GSM Switch ON OFF device and monitoring.

gsm unlocked phone 4inch 5c 5c single core 1.2Ghz Android 4.0 cell phone unlocked smart phone bluetooth wifigsm 4INCH 5c single core 1.2Ghz Android 4

A Switch with SMS Remote Control. SMS texts for switching particular terminals on/off are configurable.

1.8 sim card phone gateway
2. IMEI Changeable
3. 850/900/1800/1900mhz
4. Built in Relay encryption
5.GSM-VOIP,VOIP-GSM

gsm 4INCH 5c single core 1.2Ghz Android 4.0 cell phone unlocked smart phone bluetooth wifi 800x480 5-point Capacitive Android 4.0 Smart Phone

1.8 ports gsm gprs modem
2.USB&RS232 suppport
3.Dual-band
4,8 sim card support
5.can send sms to a large number of customer

GSM RTU, GPRS RTU, 3G RTU GSM SMS Controller Alarm S260 is a GSM RTU, GPRS RTU, 3G RTU, and SMS Control Alarm unit. it special for remotely control.

2G GSM Mobile Phone 1.4 inch Screen High Quality Ultra Long Standby Blue Black YELLOW RED Color In Stock

2G GSM 850/900/1800/1900MHz
OS: Android 4.2
CPU: MTK6572 dual core
RAM/ROM: 512m 4g

4INCH 5c single core 1.2Ghz Android 4.0 cell phone unlocked smart phone bluetooth wifi 800x480 5-point Capacitive Android 4.0 Smart Phone with MTK

2G GSM 850/900/1800/1900MHz
OS: Android 4.2
CPU: MTK6572 dual core
RAM/ROM: 512m 4g