GSM900-2100MHZ 2G-3G Dual Band Mobile Signal Booster Amplifier Repeater

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Product Description:





Application photoApplication:
To expand signal coverage of GSM900&2100MHz  which signal blind areas where signal is weak or unavailable.
A cheap and immediate solution that would allow them have clear phone calls or higher speed broad band.
No more dropped calls ! No more poor reception !
No more runing to the windows or going outside to talk on your mobile phone !

Now you can reach everywhere with signal boosters!


Features:
1. 300~1500 square meters indoor coverage.
2. Frequency bandwidth of 900MHZ&2100MHZ
4. Full-duplex mode (improvement of out coming and incoming )signal.
5. Low power consumption and avoid to interference to BTS.
6. LED indicate and judge to signal level of uplink and downlink.
7. Compatibility with CE and RoHS standards .

8. Supports up to (30) users / calls simultaneously.


Specification:
Indoor coverage : 300-1500 m2
Frequency Range :890-915MHz  935-960MHz,1920-1980MHz 2110-2170MHz
Up-link Gain: 60dB
Down-link Gain: 65dB
Output Power UL: 20dBm, DL: 20dBm
Band Flatness: ≤±6
ALC: 31dB @ 0.1dB step
Time Delay: 1 us
Spurious Emission: Out-Band ≤-36dBm
Power Supply: AC110V~220V to DC+5V/2A
Working Temperature: -25 to+55 C

Humidity: 5-95%


Packing:
1. Repeater unit with power supply.
2. Fiberglass outdoor antenna.(    Optional)
3. Panel indoor antenna.(Optional)
4. 5m and 15m RF cables.(Optional)
5. A manual.


Warranty & Return Policy:

1.
Warranty covers replacement within 12 months.

2. All returns must have an RMA number before they are returned to us. If product is received without an RMA number
it will not be processed.

3. You must place the item(s) including all accessories to be returned in protective packaging (shipping box) with bubble
wrap and make sure that the item(s) do not shake or rattle. Items that are sent in envelopes and incorrect shipping
containers will be refused and returned at your expense.

4. All unauthorized, no reason, etc. returns are subject to 10% restocking fee.


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Q:What is the walkie talkie relay station?
The relay is relayed as the center, and all the signals are received, amplified and sent out.
Q:What's the communication pad for?
Digital trunk board (divided into 2B+D and 30B+D), is through the 1 2M optical fiber data, provides 30 voice channels, equivalent to 30 analog telephone lines, the general situation is the use of large enterprises, hotels, and engineering units; E&M simulation of relay board is mainly used in the networking, analog relay.The above is basically the switch, the general needs of the relay plate.
Q:How do you use a wireless router to connect WIFI signals to another wireless router?
It's a complicated description. I don't know if you can understand it. If you don't understand, please contact me in my headFirst, let's assume that your network has no problem and that two routers have no problems. Then we define several conceptsOperators to your cable, either from the cat out or directly to your fiber, this we call him outside the netYour first router, I would say, refers to the first router linked by an extranet
Q:What's the function of repeaters in fire fighting engineering?
When the faulty part of the bus is repaired, the isolator can work itself back, and the isolated part is re incorporated into the system. The relay module is installed at the front end of each branch circuit of the two bus circuit and will be automatically disconnected when the branch circuit is short circuited.
Q:What is a WiFi repeater?
WiFi relay, that is, to receive the WIFI signal, and then launched. Is to relay wireless signals, increasing the coverage of wireless signals.WiFi repeaters are wireless routers with trunking capabilities.For example, a mobile phone search outside a WIFI, because the signal is weak, unstable in the room, in the balcony or outside the window, but the signal is strong enough. Install a relay on the balcony, you can stabilize the use of the WIFI in the room.Of course, you need to know the password for that WIFI.
Q:How to relay submarine fiber optic cables?
Submarine optical cable without relay and relay submarine fiber optic cable. Here, repeaters are electronic devices at the bottom of the sea, not electronic optical repeaters used in previous undersea cables (working at 1300nm wavelengths). The current submarine optical cable system works at the 1500nm window using an optical amplifier. However, if the fiber amplifier is sufficient to obtain electrical power at the end of the fiber optic cable, then such a system should also be considered a relay. Repeaters can also refer to a cylindrical containing light amplifier and pump source for light sealed containers, but if the pump source of optical amplifier is located on the shore of the laser diode, optical amplifier that is installed on the seabed is not a repeater. Based on these definitions, a relay free submarine fiber optic cable is developed
Q:What is the difference between a WiFi signal amplifier and a wireless repeater?
What is the difference between amplifier and repeater?:The amplifier has amplification effect, such as the high frequency signal amplifier, the signal amplification for transmission, and then at the receiving end in the narrow can, only the repeater relay function, can be understood as a bridge.Amplifier: one of the most familiar and most commonly used audio processing circuits is common operational amplifiers. The general can be regarded as a simple operational amplifier with a signal output port (Out) high gain direct coupling voltage and in-phase and antiphase two high impedance input terminal of the amplifying unit, thus making in-phase and antiphase and differential amplifier using operational amplifier
Q:The wireless network signals received by the computer are weak. Can the central repeaters be enhanced?
In fact, a network connected to a repeater is equivalent to a larger network of the same wire. Repeaters can also connect networks of different transmission media (10Base 5 and 10Base 2) to interconnect in the same LAN as above the data link layer.
Q:How is the EDUP2930 repeater relay mode set up?
After the signal that connects the repeater is entered in the browser address bar: 192.168.10.1 enters the setup interface;4, enter the user name and password are admin, login successful, select relay mode, to the next step;5, select the name of the router that you need to connect to, and change the name of the repeater to the name you can easily remember;6, enter the original router password, click OK, that is set successfully
Q:May I ask if the WiFi repeater can relay the signal directly?. Instead of losing passwords, relay the WiFi directly
Two routers are cascadedSetup of master router B:1. landing wireless router B settings management interface, in the wireless settings - basic settings, set the "SSID", "channel", as shown in figure:2. set up wireless signal encryption information in "Wireless Settings" - "wireless security settings"3. record the SSID, channel, and encryption settings information after the wireless router's B settings

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