StellaOffice 9/21 kit | Dual Band


StellaOffice 9/21 kit | Dual Band is able to offer you coverage on 900, 2100Mhz for all those Calls texts and Data.

  • Coverage up to 4,000 m2 in open space per system
  • All networks – unlimited connections
  • Built for Freq 900, 2100 (bands 1,8 )
  • Ease of setup

2 in stock


StellaOffice 9/21 kit | Dual Band

Mobile Signal Repeater: Cellnet is partnered with Stella Doradus. Cellnet will provide distribution, full support and the full range of Stella products and accessories. Stella Doradus specializes in the production of consumer cell phone Single Band Mobile Signal Repeaters for personal and industrial solutions. We can guarantee no trouble with your mobile coverage wherever you are in Ireland with our mobile signal boosters.  This single band mobile repeater works on GSM frequencies. This means that they will increase your voice coverage on your mobile phone and not mobile data.

If you’re looking for a more advanced solution to increase voice and mobile data coverage, we recommend Dual-Band. If you wish to look at our Dual Band repeaters you can find it in our shop under Dual Band. This product model comes with everything you need to complete your installation. The installation itself is very simple and there are only two rules while setting up the device.

  • The first rule is to place an outdoor antenna externally as high as possible facing the mobile tower.
  • The second rule to keep the internal antenna as far as possible form the external antenna.

If you stick with this two rules nothing really could go wrong but we also have installation service so we can support you if it’s too much for you and you need help setting up equipment at your place. If you decide to use our installation service then please make a note while paying for this kit and once we receive your order we will contact you to arrange an appointment.

The Stella home repeater is ideal for providing mobile signal coverage in your home. As long as there is mobile signal outside your house, this booster will amplify it and send it about inside your house. For the booster to work you must have at least 2 bars of mobile signal outside your house on your phone. This repeater is  powerful and will provide coverage for about 15 rooms. or 4000m2.

Frequency Specifications


Frequency Bands (Mhz) (880-960MHz) + (1.92 – 2.17GHz)
Coverage 4000m2 (open space)
Number of Users Unlimited
Gain Uplink Gp > 50dB
Downlink Gp > 60dB
Pass Band Ripple < 4dB
I/O Impedance 50 ohm/SMA female connector
Max Uplink/Downlink Signal Strength 17dBm / 10dBm
Ambient Temperature -30°C to +70°C
Power Supply Input 110 – 240V AC
Power Supply Output 12v DC
Oscillation Control Automatic
Level Control Automatic*
Uplink Switch Off Yes**
AGC Range 30dB
Surge Protection connectors DC grounded, 12V DC port MOV protected
Length 16cm
Width 15cm
Depth 3.5cm
Weight 0.6kg
Mounting on surface 4x5mm holes
Cost: €1190 inc VAT

Additional information

Weight 750 g
Dimensions 12 × 15.5 × 34 cm