GSM900&2100MHZ 2G&3G Dual Band Mobile Signal Booster Amplifier Repeater with Full Kits

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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.High Gain outdoor antenna.
3. Omni indoor antenna.
4. 5m and 15m RF cables.
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:Is the bus relay fiber interface integrated with the bus repeater?
Optical fibers use optical pulses to transmit information along the optical line, instead of using electrical impulses to transmit information along the cable. At one end of the system is the transmitter, the starting point of the information to the fiber line. The received electronic pulse information of the transmitter is derived from the copper wire cable, and then the information is processed and converted into an equivalent coded optical pulse. A light emitting diode or an injection laser is used to generate an optical pulse, and a lens is used to focus the light pulses into the optical fiber medium so that the light pulses are transmitted along the line in the optical fiber medium. The total internal reflection principle shows that the optical pulse easily eye optical line movement, optical principle of total internal reflection shows that when the incident angle exceeds the critical value, the light will not overflow from the glass; on the contrary, the fiber will be reflected back to the glass if the above do not want to see, look at this: is by resending the data signal or forward, to expand the network transmission distance to generate signals (i.e., amplifying and shaping of the original signal). Principle: a repeater is a device for connecting network lines, often used for two-way forwarding of physical signals between two network nodes. The repeater is the most simple network interconnection equipment, mainly to complete the physical layer, is responsible for the physical layer of two nodes according to a transmission of information, copy, adjust and complete the signal amplification function, in order to prolong the network length.
Q:What is the wi-fire Wi-Fi network signal repeater (enhancer)? Can the WiFi signal be increased?
For example, your router is in the living room, and your bedroom has only one signal, so you can put a repeater between your bedroom and your living room, and your bedroom signal will become stronger! My home has bought a key because of the repeater, very easy to use!
Q:Repeaters, hubs, two - layer switches, three - layer switches and routers work on the OSI reference model layer
Repeaters and hubs are first - tier physical layers that work as the OSI reference modelThe two layer switch operates on the second layer of the OSI reference model data link layerThree - layer switches and routers operate on the third - layer network layer of the OSI reference model
Q:Can a relay router break the WIFI code?
The recommended extension of N828 repeater, the repeater in wireless LAN, repeaters, routers in a body, the effect is very good.
Q:Can the WiFi signals that are expanded by repeaters use the network set-top boxes?
Repeaters expand the neighborhood's WiFi signals and, of course, can use the set-top boxes to watch video.
Q:Is the repeater good for amplifying signals or good for routers?
Home office environment, routing, outdoor environment or network distance of more than 90M, with repeaters, hope to adopt
Q:Wifi repeater can be used as a wireless network card, please master to help explain this knowledge
Yes, the router directly connected to the host network, and then open WDS, bridging the wireless network on it, but it is not easy to use those who rub network tools.
Q:How does ZigBee implement the routing relay function?
If you need to know is with their development, the need to be familiar with ZigBee protocol stack, this time, now a lot of ZigBee transmission module with the route relay function, for example of this kind of ZM5168 module, routing functions are very easy to use.
Q:The relay mode of the WiFi router is to send on the side of the receiver
The router antenna is not the more the better, not greedy big power, signal router in 2-3GHZ, which belongs to the ultra high frequency electromagnetic radiation source is typical, the signal is too strong to increase the speed of Internet access without any promotion (the Internet depends mainly on broadband lines export bandwidth, rather than the router, but the impact of health bandwidth).
Q:How does the wavlink core relay reset?
Observe the router. There is a "reset" socket next to the power and cable interface. Press the reset key for 5 seconds or more.

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