GOBOOST 850 1800 2100 Tri bandGSM/3G 2g/3g/4g Мобильный


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Цена:38,62 $ - 49,00 $*

Количество:



Описание и отзывы


Трекер стоимости

Месяц Минимальная цена Макс. стоимость
Sep-18-2025 45.37 $* 47.24 $*
Aug-18-2025 45.41 $* 47.44 $*
Jul-18-2025 38.42 $* 40.26 $*
Jun-18-2025 44.10 $* 46.88 $*
May-18-2025 38.35 $* 40.55 $*
Apr-18-2025 43.84 $* 45.6 $*
Mar-18-2025 43.96 $* 45.76 $*
Feb-18-2025 43.19 $* 45.92 $*
Jan-18-2025 42.94 $* 44.68 $*

Характеристики



Company Profile




Products Description








How it works :
Outdoor Antenna: Send / Receive wireless signal data to Base station
Indoor Antenna: Send / Receive wireless signal data to Cell phone
Signal Booster: Strengthen the received signal






Installation Instructions






STEP 1: Search a position where can receive good signal (stronger than-70dB) . Install outdoor antenna on that location, point to base station.




STEP 2: Install indoor antenna to the position where you need to cover signal.




STEP 3: Connect outdoor antenna and BTS port by coaxial cable, then connect indoor antenna and MS port, ensure all connections are ready. Power on your repeater and enjoy it.


Details Images




SUPERIOR SAFETY DESIGN
OVER-VOLTAGE PROTECTION
OVER-CURRENT PROTECTION
SHOT-CIRCUIT PROTECTION


QUICK HEAT DISSIPATION
NEW DESIGN WITH ALUMINUM ALLOY SHELL
FASHION & DURABLE BOTH YOU CAN HAVE
PROTECT BOOSTER FROM LONG-TERM USE


-10℃ ~ 55℃ OPERATING TEMPERATURE
COLD & HEAT RESISTANT
DURABLE AND TOUGH






Techincal specification


Specification
Parameter Data
Uplink
Downlink

Frequency Range
824~849MHz
869~894MHz
1710~1785MHz
1805~1880MHz
1920~1980MHz
2110~2170MHz
Output Power
17±2dBm
21±2dBm
Gain
65±3dB
70±3dB
MTBF
≥50000H
Power Supply
AC: 100~220V  DC: 12V / 2A
Power Comsumption
4W
Mechanical Specification
RF Connector
N(Female)*2
Installation Type
Wall hang
Applicable Scene
Indoor
Signal Booster Size
198mm * 180mm * 19mm    Net Weight : 1.2kg
Working Environment
Humidity : 10~90% Temperature : -20℃~+60℃


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Package & Production










FAQ



Q1: How about gain and output power of your device?
A: GB21 Tri-band signal repeater has 70dB Gain and 21dBm Output power,
and it can cover 400~800 square meters, for more details, please contact us.

Q2: What's your device lifespan?
A: Normally our devices can be used 5-10 years, and we offer 24 months warranty and lifelong maintenance for the devices.

Q3: Can I use your device in suburbs or remote areas?
A: Yes, as long as you can find a good signal source, our signal booster can help you solve signal problems in remote areas.

Q4: What's your MOQ?
A: We don't have MOQ. Small quantity is also acceptable.

Q5: Do you accept OEM / ODM order?
A: Yes, we can customize the brand logo, colors, and frequencies.

Q6: Payment Method
A: T/T, Western Union, Paypal, and Credit Card are available,
we suggest paying by Alibaba Trade Assurance, the most favor, and security method.
Please contact us for other methods.


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