4G Network Signal

GSM 900 4G LTE 1800 (FDD Band 3) Dual BAND REPEATER 70DB GAIN GSM 900 DCS 1800mhz DUAL-BAND BAND AMPLIFIER 
Model Number:LC17L-GD
Working System:GSM 900 1800 mobile phone 
Frequency Range Uplink:890~915/1710~1785MHz;
Frequency Range Down Link:935~960 /1805~1880MHz;
External Antenna:10dbi  4G outdoor Antenna;
Internal Antenna:8dbi indoor antenna, came with 2 meters cable;
Output power:20dBm; booster:cellular 
Power Supply:AC:110V~240V,50/60Hz; DC:12V/2A; AUplug
Booster for:GSM 900 4G 1800mhz Signal Frequency;
GSM m 4G repeater:gsm 4G booster.
/4G Singnal mainly for home, office, meeting room, basement, park, hotel, etc.
No Signal? Bad Signal? Poor Signal? Let's boost it today!
Say goodbye to hanging out of the window or dashing outside to take a call. Our boxes and boosters can give you a perfect signal indoors – no matter where your office is and how thick the walls.
Top 10 Benefits for signal 
• Eliminates Dropped Calls
• Crystal Clear Voice
• Quick Text Messages
• FASTER UPLOADS & DOWNLOADS
• Reliable Connection
• Improved Reception
• Wider Coverage
• Reduced Dead Zones
• More Bars
• Longer Battery Life
Features:
The cell phone signal supports GSM900 network, it supports any wireless operator in the frequency range of 890-960 MHz.
EQUIPPED
with 9 meters 9dB Outdoor Yagi Directional Antenna, suit for areas 
where Wireless Operator's Mobile Network Signal is weak.
Equipped 
with 3dB Indoor Antenna, signal coverage could reach up to to 150m2 
without obstacle, it is the best choice for small house.
No need to use extra accessories, just plug and use.
Functions:
High gain, easy installation and operation.
Full-duplex, single-port design.
Use ALC technology, adjust extent automatically
LED Light Working & Signal Condition INDICATORS BIG inear power, control intermodulation & scatteration stably
Dependability stand by GB6993-86 standard
Compatibility of electromagnetism according with ETS300 609-4
STRONG 
RELIABLE  PRODUCT SUPER QUALITY... 
..... . 
The cell phone supports GSM900 network, it supports any wireless operator in the frequency range of 890-960 MHz.
Equipped
with 9 meters 9dB Outdoor Yagi Directional Antenna, suit for areas 
where Wireless Operator's Mobile Network Signal is weak.
Equipped 
with 3dB Indoor Antenna, signal coverage could reach up to to 150m2 
without obstacle, it is the best choice for small house.
No need to use extra accessories, just plug and use.
Functions:
High gain, easy installation and operation.
Full-duplex, single-port design.
Use ALC technology, adjust extent automatically
LED Light Working & Signal Condition Indicators
Big linear power, control intermodulation & scatteration stably
Dependability stand by GB6993-86 standard
Compatibility of electromagnetism according