Min. Order : 2 Pieces
5-9 Pieces
10-19 Pieces
≥20 Pieces

GSM/CDMA/WCDMA/UMTS Indoor Mobile Phone Signal Booster With Antenna

Note: Please be cautious and check with your supplier if this product is for virus protection purposes and if the coronavirus (COVID-19) will affect your order.
Trade Assurance
Built-in order protection service in alibaba.com
Product quality
On-time shipment
More on shipping and other trade services.

Quick Details

Brand Name: Vodasafe
Coverage Range: 500-1000 Square Meters
Outpower: 23dBm
Place of Origin: Guangdong China
Size: 148mm*106mm*33mm
Noise Figure: ≤-8dB
I/O Return Loss: ≤-10dB
Transmission Delay: ≤0.5μs
Model Number: TE-8021B
I/O impedance: 50/N Connector
Reliability: To the GB6993-86 standard
Power Supply: AC110-220V
Name: Dual Band 850/2100MHz Cell Phone Signal Booster
Packaging Detail: 1 pcs booster 1 set power supply 1 pcs user manual 1 set installation screws
Selling Units: Single item
Single package size: 14.8X10.6X3.3 cm
Single gross weight: 2.0 KG
Shenzhen Necom Telecommunication Technologies Co., Ltd.
Manufacturer, Trading Company, Buying Office
Response Time
On-time delivery rate
US$ 60,000+
Visit Store

GSM/CDMA/WCDMA/UMTS Indoor Mobile Phone Signal Booster With Antenna


Our shipping settings are based on the United States. 
If you need it, please leave your detailed shipping address. 
We will adjust the shipping cost according to your specific address. 
Thank you for your cooperation. If you have any questions, please contact us in time


GSM850&3G2100MHz Dual Band Signal Booster

Brief Description:
GSM/3G Dual band Signal Booster TE8021B is intended to strengthen 
The signal of  850MHz/2100MHz mobile phone in the buildings. Ideal for use in areas where the 850MHz/2100MHzsignal is weak to cause Call dropout or Cant connection.The device improves the voice calls and data VOICE GPRS and EDGE (depends of the signal operator).
* Provide quick coverage solution for small signal weak & block zones. reduce drop/off calls.
* Compact size, low consumption, easy installation, great cover.
* Cover about 200-300 square meters without block or obstruct.
* Reduce cellphone transimt power and radiation, extend cellphone battery life.
*  High design, low interference to BTS.
*  Manual Gain Control function.
*  Tri-band in one repeater, effectively reduce the project cost.
Applicable place: 
It can be applied in Building rooms there have weak signal of mobile.
Frequency Range:
Uplink: GSM:824-849/3G:1960-1980MHz;
Downlink: GSM:869-894/3G:2110-2170MHz;
TE8021B gain(dB):
GSM Uplink:Gp≥65;GSM Downlink:Gp≥70; 3G Uplink: Gp≥65;   
3G Downlink: Gp≥70;
Output power(dBm):≥23;
Gain adjustable range: MGC≥30dB;
Pass band ripple: GSM≤4dB; 3G≤15dB;
Guard band rejection: GSM(BW-60dB)≤42MHz; (BW-70dB)≤45MHz;
3G(BW-60dB)≤104MHz; (BW-70dB)≤107 MHz;
I/O Impedance: 50Ω/N Connector;
I/O return loss: ≤-10dB;
Noise Figure: ≤-8dB;
Inter-modulation attenuation(Po=13dBm):≤-40dBm;
Transmission Delay: ≤0.5μs;
Ambient Temperature: -10ºC-50ºC;
Power Supply: AC110-220V±10%/45-55Hz;
Size: 148mm×106mm×33mm;
Reliability:To the GB6993-86 standard;
Electromagnetic compatibility: To the ETS300 694-4 standard;

a) Power supply LED denote
b) Export power LED denote

Package contents:
1pcs  AC90-264V,DC5/5A power supply adapter; 
1pcs  AC power cord (EU standard/US standard/UK standard/ SA standard/China standard etc);
1pcs  Installation kit;
1pcs  User manual;

8021 048502100MHz 8021 058502100MHz 8021 01