Shenzhen Atnj Communication Technology Co., Ltd.
| Payment Terms | T/T, Western Union,Paypal,Alibaba,Bank transfering. |
| Supply Ability | 1000+unit+per day. |
| Delivery Time | 1-3 work days |
| Packaging Details | Standard neutral packing,52x24x16cm(1 kit), 4kits as 1 carton(54x49x33cm) |
| 850MHz Frequency Range | 824-849MHz / 869-894MHz |
| 1900MHz Frequency Range | 1850-1910MHz / 1930-1990MHz |
| Color | Black and Gold ,Customized |
| AGC Intelligent function | Done,31dB @ 1dB/ Step |
| ALC Intelligent function | Done |
| MGC | Done |
| Weight | 4kg |
| Products type | phone booster, booster |
| Brand Name | ATNJ |
| Model Number | JS-DB850/1900/P |
| Certification | CE,ROHS，CCC，TUV,BV， ISO |
| Place of Origin | China |
View Detail Information
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Product Specification
| Payment Terms | T/T, Western Union,Paypal,Alibaba,Bank transfering. | Supply Ability | 1000+unit+per day. |
| Delivery Time | 1-3 work days | Packaging Details | Standard neutral packing,52x24x16cm(1 kit), 4kits as 1 carton(54x49x33cm) |
| 850MHz Frequency Range | 824-849MHz / 869-894MHz | 1900MHz Frequency Range | 1850-1910MHz / 1930-1990MHz |
| Color | Black and Gold ,Customized | AGC Intelligent function | Done,31dB @ 1dB/ Step |
| ALC Intelligent function | Done | MGC | Done |
| Weight | 4kg | Products type | phone booster, booster |
| Brand Name | ATNJ | Model Number | JS-DB850/1900/P |
| Certification | CE,ROHS，CCC，TUV,BV， ISO | Place of Origin | China |
| High Light | 70dB Cell Phone Signal Amplifier ，850MHz Cell Phone Signal Amplifier ，1900MHz Dual Band Repeater | ||
70dB Gain Cell Phone Signal Amplifier Dual Band 850MHz 1900MHz
Cell Phone Signal Amplifier 2G 3G 4G Dual Band Repeater 850 / 1900 70dB Gain Booster
With the help of this mobile phone repeater for home you´ll improve the quality of GSM calls. Some providers also use these frequencies for 3G and 4G mobile Internet, so, in this case, the signal repeater will improve 2G/3G&4G network as well.
Among other distinctive and helpful features of signal repeater, 2G/3G & 4G there are:
LCD screen showing outdoor signal and output value. The system will guide you through installation process and show you error tips with solutions.
Automatic adjustment of gain and signal basing on the individual signal reception conditions.
Sleep mode helping to save energy when you do not use mobile 2G/3G/ 4G Internet.
Technical Specifications
| Specifications | Parameters | |
| Frequency Range (Customers to Choose) | Uplink | 824-849MHz, 1850-1910MHz |
| Downlink | 869-894MHz, 1930-1990MHz | |
| Frequency Bandwidth | 25MHz&60MHz | |
| Gain | 70dB | |
| Automatic gain control (Step Attenuation) | 31dB @ 1dB/ Step | |
| Auto Gain Control | 20dB Min. | |
| Output Power(Customers to Choose) | 20±3dBm | |
| Spurious Emission | ≤ -15dBm/30kHz | |
| 9kHz~1GHz: ≤ -36dBm/30kHz | ||
| 1GHz~12.75GHz: ≤ -30dBm/30kHz | ||
| Inter-Modulation Attenuation ACPR | ≤ -40dBc / 30kHz (measured under rated output power) | |
| In-band Ripple | ≤ 3dB | |
| VSWR | <=2 | |
| I/O Impedance | 50 Ω | |
| Noise Figure | ≤ 5dB | |
| System Delay | ≤ 5μs | |
| RF Connector(Customers to Choose) | SMA(Female) | |
| Operating Temperature | Operation: - 10°C ~ + 55°C / Storage: -20°C ~ +60°C | |
| Power Supply | AC 110~220V±20%, 50/60Hz(AC 220V/ DC5V/2A power adapter) | |
| Dimensions | 165*130*40 (mm) | |
| Weight | ≤0.8 kg(Net) | |
| Alarm Monitoring System | Alarm for uplink self-oscillation | |
| Indication LED | Power supply | |
Further detail pls click here for downloading the products specification:
850+1900MHz C03 Mobile Signal Repeater.pdf
Please Check Frequency before Buying How to check?
- Android mobile phone
Download App called < Network Cell Info Lite >
The App will tell the number of LTE band
- Iphone
Dial *3001#12345#*
Clink Cell Serving Info
Check Freq Band Indicator, the number is LTE Band
Product Description
2G 3G 4G Signal Booster (B5 850MHz + B2 1900MHz)
Gain : 70db
Max power : 20dbm
ALC functon
The ALC function can prevent excessive signal output and cause interference.
Installation Approaches
1. Fix up outdoor antenna reception on housetop and point to signal tower;
2. Connect outdoor antenna to “outdoor” port in repeater nachine through cable;
3. Connect indoor antenna(s) to “indoor” port in repeater machinethrough cable also;
4. Plug power adaptor into AC power socket and finish installation.
Packaging Including:
1. Dual Band Booster
2. Power adapter
3. Outdoor Log-periodic antenna
4. Indoor Omni antenna
5. Indoor Ceiling antenna
5. 5 meters cable
6. 20 meters cable
The repeater makes the signal stronger in places with poor signal coverage such as:
1) Underground areas: basements, parking lots, tunnels;
2) Other places where cellular signal is shielded by metal or concrete walls: offices, supermarkets, cinemas, hotels;
3) Places distant from the BTS like private houses.
FAQ:
1. Are you trading company or manufacturer ? Could I use our own logo and label?
We are factory, with trading service. We provide OEM/OEM service.
2. Can I have a sample order? What is your MOQ?
Yes, we welcome sample order to test and check quality. MOQ is 1 for normal products.
3. Is it easy to set up your items?
Yes. We have a user manual and support technical support 24/7.
4. What is your warranty time?
We promise 3-year warranty for all products shipped from us. Man-made sabotage and natural factors are not within the scope of warranty.
5. Please feel free to contact us if any other questions.
Company Details
Business Type:
Manufacturer,Distributor/Wholesaler,Exporter,Seller
Year Established:
2010
Total Annual:
7500000-8000000
Employee Number:
95~105
Ecer Certification：
Verified Supplier
Shenzhen ATNJ Communication Technology Co.,LTD--Lead the future, connecting the infinite. Shenzhen ATNJ Communication Technology Co.,LTD is located in Shenzhen, Silicon Valley, China. We committed to the R&D, production and sales of low-altitude economy, Softw... Shenzhen ATNJ Communication Technology Co.,LTD--Lead the future, connecting the infinite. Shenzhen ATNJ Communication Technology Co.,LTD is located in Shenzhen, Silicon Valley, China. We committed to the R&D, production and sales of low-altitude economy, Softw...
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