Portable 3G / 4G / CDMA / GSM / DCS / PCS / WIFI Mobile Phone Signal Protector, Coverage: 20m

Frequency
1. CDMA/GSM: 850-894MHz
2. DCS: 1805-1880MHz or DCS/PCS: 1805-1990 MHz
4. 3G: 2100-2170MHz
5. 4G LTE: 720-770MHz, OR 4G: 790-862770MHz
6. WIMAX: 2345-2400MHz

Main function
1. 5-channel type can efficiently provide shield for mobile signals from CDMA, GSM, DCS, PCS, WCDMA and WIMAX
2. It only shields the signals from mobile phone and does not affect the normal operation of other electronic devices
3. Jamming range: Up to 20m, the jamming radius still depends on the strength signal in given area
4. Switching on, it can work stably for a long time
5. Slow start-up circuit can avoid sparkling caused by mechanical switch

Technical parameter
1. Isolating signal bandwidth
2. It can work stably for a long time
3. Total output power: 2.5W
4. Power input: AC110V-240V, 50/60Hz, 1.0A
5. With AC adapter: AC 100V-240V / DC 12V, 4000mAh battery
6. Temperature: -40 degree C to +55 degree C
7. Relative humility: 30~95% (RH)
8. Product size: 12.6cm x 7.6cm x 3.5cm