Cell phone blocker for schools - cell phone blocker Saint-Césaire

Cell phone blocker for schools - cell phone blocker Saint-Césaire

2021/05/16 RRll_7WZVe@outlook.com

Specification Type Output Port Frequency Radius range Type A Europe and Middle east Market GSM800 869-894Mhz 5-15M @ depending on the mobile service provider’s network condition GSM900 925-960 MHz GSM1800 1805-1880 MHz 3G 2110-2170Mhz Type B American and Asia Market CDMA800 850-894Mhz 5-15M @ depending on the mobile service provider’s network condition GSM 925-960 MHz DCS PHS 1805-1990 MHz 3G 2110-2170Mhz Power supply: AC110-240V 12V Built-in Battery: 1800mA/h Total output Power: 2 watt System: Nextel, AMPS, TACS, NMT, GSM, DCS, CDMA, PDC, TDMA, PHS, IDEN, 3G, UMTS Built-in battery time : 1 hour Signal source: Synthesized Operation Temperature: -10℃ to +50℃ Humidity: 5% to 80% Feature and Advantage: 1.Charging while working. 2. Each band can work separately or simultaneously. 3. Wind slots on two sides and inside coolers make a constant cooling working. Note: 1. Be sure to connect all the antennae before the power supply is switch on. 2. When you get the device in the first time,recharge the device only after the power is used out.To prolong the lifespan of the device, try to recharge it no less than 12 Hours. 3. Any sealed mark on the machine teared are void, excluding from the repaired service. 4. Don’t put the jammer in the water and fire to avoid using in the bad, Condition of over-wet, over-hot, high voltage and high magnetism. 5. Antennae shall be used vertical to the ground, working more efficiently.

cell phone blocker for schools

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