SMA/Female Connector 4G Signal Booster for Multi Band 850/900/1800/2100MHz
| Type: | 4G Signal Booster | Network: | GPRS, 4g, GSM, 3G, LTE, CDMA |
| Frequency:up: | 825-835MHz,890-915MHz,1710-1785MHz,1920-1980MHz | Frequency: down: | 870-880MHz,935-960MHz,1805-1880MHz,2110-2170MHz |
| Gain:: | Uplink :60±3dB, Downlink: 65±3dB | Output Power:: | Uplink :13±2dBm, Downlink:20±dBm |
| Power Supply: | DC 5V | RF Connect Type:: | SMA/Female Connector |
| Origin:: | Shenzhen,CN | Keywords: | Signal Booster, 4g Gsm Repeater |
| High Light: | SMA female connector signal booster,4G multi band signal booster,850/900/1800/2100MHz signal booster |
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| Attribute | Value |
|---|---|
| Type | 4G signal booster |
| Network | GPRS, 4G, GSM, 3G, LTE, CDMA |
| Frequency: Up | 825-835MHz, 890-915MHz, 1710-1785MHz, 1920-1980MHz |
| Frequency: Down | 870-880MHz, 935-960MHz, 1805-1880MHz, 2110-2170MHz |
| Gain | Uplink: 60±3dB, Downlink: 65±3dB |
| Output Power | Uplink: 13±2dBm, Downlink: 20±dBm |
| Power Supply | DC 5V |
| RF Connect Type | SMA/Female Connector |
| Origin | Shenzhen, CN |
| Frequency Range | Parameters | |
|---|---|---|
| CDMA 850MHz | 825-835MHz/870-880MHz | |
| GSM 900MHz | 890-915MHz/935-960MHz | |
| DCS/LTE1800MHz | 1710-1785MHz/1805-1880MHz | |
| WCDMA 2100MHz | 1920-1980MHz/2110-2170MHz | |
| Band Width | Parameters | |
| CDMA 850MHz | 10MHz | |
| GSM 900MHz | 25MHz | |
| DCS/LTE1800MHz | 75MHz | |
| WCDMA 2100MHz | 60MHz | |
| Gain | 65±3dB | |
| Automatic Gain Control | 31dB | |
| MGC (Step Attenuation) | 31dB@ 1dB/Step | |
| Output Power | 20±2dBm | |
| Operating Temperature | -25°~+55° | |
| Power Supply | DC 5V | |
| Power consumption | ≤75W | |
| Weight | 0.5kg | |
| Size | 205*165*45mm | |
- Support the network extension coverage of NSA and SA networking mode
- MIMO dual channel input and output to improve system capacity and energy efficiency
- Isolation detection of donor and retransmission antenna
- Large AGC range
- High speed digital ALC
- Output power indication
- Automatic Dormancy
- Self-excitation protection with automatic shutdown
- Uplink squelch function to prevent base station interference
- Automatic balance of uplink and downlink gain
- Compact size with high gain and low power consumption
- Configurable output power levels for different coverage requirements
- Low noise amplification improves voice quality and reduces dropped calls
- Easy installation and operation












Shenzhen ATNJ Communication Technology Company was founded in Nanshan District, Shenzhen in 2010 with over 900sqm factory. ATNJ focuses on the production and development of micro power signal booster, wireless signal repeater, Indoor Signal Distribution System and antenna series.
With professional engineers, workers and senior management personnel, the group maintains high-speed development. The up-to-date facilities and technology ensure the business long-term development. In 2016, ATNJ moved to Guangming District, Shenzhen with a bigger factory over 2800sqm and over 50 workers.
ATNJ advertises its products by attending international trade exhibitions and cooperating with platforms like Made-in-China, Alibaba, and Global Sources. The company participated in Mobile World Congress in Spain, establishing global partnerships.
Today, ATNJ produces high-quality signal boosters and repeaters while expanding into large-scale signal coverage solutions for residential areas, office buildings, supermarkets, underground garages and rural areas.
In 2020, ATNJ developed smart digital module signal repeaters with WiFi monitoring capabilities. The company has since introduced models with WAN, Bluetooth, and USB connections. In 2021, ATNJ successfully launched 5G signal boosters in the Chinese market.
ATNJ continues to innovate, upgrading products with features like band selection, sub bands, OLED screen display, and MGC controls, making signal boosters more functional and user-friendly.
We are based in Guangdong, China, starting from 2010, selling to Domestic Market (35.00%), Eastern Europe (15.00%), Mid East (15.00%), Western Europe (6.00%), Oceania (5.00%), Northern Europe (5.00%), Southern Europe (5.00%), South Asia (5.00%), Southeast Asia (2.00%), Eastern Asia (2.00%), Central America (2.00%). There are total about 51-100 people in our office.
Always a pre-production sample before mass production; Always final Inspection before shipment.
Wireless Repeater, Signal Booster, Signal Repeater, Indoor Signal Distribution System, Antenna.
With professional engineers, workers and senior management personnel, the group maintains high-speed development. Meanwhile, the up-to-date facilities and technology ensure the business long-term development.
Accepted Delivery Terms: FOB, EXW, FCA, DDP, Express Delivery;
Accepted Payment Currency: USD, EUR, CNY;
Accepted Payment Type: T/T, MoneyGram, Credit Card, PayPal, Western Union, Cash, Escrow;
Language Spoken: English, Chinese, Spanish, Japanese, Portuguese, German, Arabic, French, Russian, Korean, Hindi, Italian.
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BTo deal with ATNJ has been a pleasure because of the clever and special attention from Emma to assist me when our local post office neglected to make the delivery, Emma had better local information than me here in Australia. Because I live in a remote valley the local signal is very weak and the nearest tower is 20Km away. The ATNJ product has been excellent and delivers a stronger signal than two other well known products that I have tried. I am very effetively using two indoor antennas to cover down and upstairs The design is neat and effective and the instructions well describe how to instal and best practice. I can recommend this product with no hesitation.
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HAll ATNJ products are very well made at a reasonable price. Our clients are delighted with their products and their service and attention is phenomenal. Really recommend them
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ALivraison dans un délai acceptable par voie aérienne. Qualité : j'attends d'installer totalement l'appareil.
