GSM900 High Gain 85dB 30dBm Single Band Mobile Signal Booster Amplifier Repeater with Full Kits

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Product Description:





Application photoApplication:
To expand signal coverage of GSM900 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. 500~2500square meters indoor coverage.
2. Frequency bandwidth of 900MHZ.
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 : 500-2500 m2
Frequency Range :890-915MHz  935-960MHz
Up-link Gain: 80dB
Down-link Gain: 85dB
Output Power UL: 27dBm, DL: 30dBm
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 repeater time relay?
Alarms, blinking lights will doIf you used to load or motor, induction cooker, electric cooker, electric kettle, such as large power load, three seconds to start, it will burn out the relay contactSo the relay is just a small switch, not a time relay. The time relay is a button or knob with the size of time adjustment
Q:Switches, routers, repeaters, difference?
On the network a lot of yisou repeater: a network interconnection equipment, single function. Working on the physical layer is what you see. Used primarily to strengthen signals. General signal transmission is used when far away, equivalent to an amplifier. Hub: hub (HUB) is the basic equipment in the data communication system, and its twisted pair transmission medium, is a hardware device without any software support or just a few management software management.
Q:What is radio relay and how to use relay?
Radio relay is a high power type transponder.
Q:What's the difference between a wireless AP and a relay router?
Wireless AP is the use of wireless devices (mobile phones and other mobile devices) users access to the wired network access point, turn the wired broadband into wireless WiFi, this WiFi is AP.
Q:Is the repeater unable to connect to the network?
In addition, consider the following installation techniques:1. install the relay first in a very good signal position. In order for repeaters to work properly, doing so can greatly reduce the problem.2. upgrade the firmware of the repeater. Before the installation process, check that your repeater has the latest firmware version.3. configure the IP address. Make sure that the address of the repeater is unique and that it belongs to the IP address range that the wireless network connection can confirm. In most cases, the default IP address can be used, but you need to check the existing access point to confirm it.4. configure SSID. To set it exactly the same as the SSID on the existing network. If this step is not made, the repeater will never work unless the repeater fails, and it automatically scans the neighboring access points, automatically configuring this configuration for the user.5. configure radio frequency channels. The user needs to set up radio frequency on the repeater so that it matches the settings on the existing access point. This is similar to that of SSID. If the channel is set differently from the access point, the repeater will not work properly.
Q:What are the differences between routers, trunks, and bridges?
Relay (Relay) is a transmission path between two switching centers. A relay is a physical connection that carries multiple logical links.
Q:Japanese fire automatic alarm system. How can I dial the repeater?
Fire control module is also called input and output module, which is an important part of fire fighting linkage control system. It is used in automatic fire alarm system to connect smoke exhaust valve, air supply valve, fire damper and so on. The module has a pair of normally open and normally closed contacts. The external contacts of the module are connected with the external circuit to realize the linkage control of the external equipment. Domestic fire alarm manufacturers are numerous, here introduces several input and output modules.
Q:The role of repeaters?
The relay mode (1. it can enhance your home wireless router WiFi signal, such as your router placed in the library, and you often surf the Internet where is the bedroom, if you study the signal for the 5 case, the living room for the 3 grid, and 1 bedroom lattice or not, then you can put this product in the living room, simply set your bedroom to search the signal becomes a full grid! You can surf the Internet in the bedroom comfortable 2. it can extend your home wireless router WiFi transmission distance, such as your wireless router transmitted WiFi signal coverage range is 10 meters, and you need to the Internet is 20 meters, you can put this product inserted in your main routing signal area (such as 8 meters around the place) in a wireless relay, you can put your wireless router WiFi signal coverage to 20 meters Used locally.)
Q:Are signal amplifiers or repeaters powered?
Add switches and something like that in 100MA repeater is a device for amplifying signalsBut now that HUB has been replaced by switches, the white spot is that HUB is out of date
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.

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