2G/3G/4G Network Booster

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 3G 4G outdoor Antenna;
Internal Antenna:8dbi indoor antenna, came with 2 meters cable;
Output power:20dBm;
gsm repeater booster:cellular  boost;
Power Supply:AC:110V~240V,50/60Hz; DC:12V/2A; AUplug
Boost for:GSM 900 4G 1800m Frequency;
GSM m 4G repeater:gsm 4G
2G/3G/4G  Boost mainly for home, office, meeting room, basement, park, hotel, etc.
No  internet ? Bad internet? Poor internet 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  internet  boost
• 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  internet  repeater supports GSM900  internet , 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  internet   is weak.
Equipped 
with 3dB Indoor Antenna, 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 &  internet 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  internet  repeater 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  internet   is weak.
Equipped 
with 3dB Indoor Antenna, 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 & network Condition Indicators
Big linear power, control intermodulation & scatteration stably
Dependability stand by GB6993-86 standard
Compatibility of electromagnetism according with ETS300 609-4