High Quality 4 Bands Telephone Blocker Desktop
High Quality 4 Bands Telephone Blocker Desktop
Product Informations Product Features: 1.Can jamming multiple bands, all cell phone signals can be shielded. Only blocker the downlink signal frequency, does not affect the normal work of the surrounding communication. 2.High reliability, long-term and stable continuous operation in a variety of environments. Precautions: 1.The jammers are customized according to the frequency bands of different countries, please confirm that the purchase country and the actual use country are consistent. Otherwise it can not be used.Please read the jammer function before purchasing. 2.If the low power jammers(such as handheld jammers) to blocker high power signal device(such as high-power WIFI router, Bluetooth audio equipment, etc.), the effect will be poor or even can not jammer. 3.It is forbidden to use while charging. 4.Do not use handheld jammers as desktop jammers. 5.Do not use jammers before connecting the antenna. Technical Specifications Parameter Name Parameter Details Model 8341CA-4 Jamming frequencies CDMA: 850-894 MHz DCS/PHS: 1805-1920 MHz GSM: 925-960MHz 3G: 2010-2025Mhz or 2110-2170MHz Jamming radius Up to 20 meters Power supply Power plug or built-in battery Total output power 12W Voltage AC 110-240 V, DC 5 V/10-12 A Operating temperature -10℃ to +50℃ Operating humidity 5% to 80% Device size 263mm*140mm*50mm Device weight 3100 g

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