Band 7 is the 2600 MHz high-frequency 4G LTE band that EE and Vodafone use to carry extra 4G capacity in towns and cities. Because it is a high frequency, it travels well over short-to-medium distances and serves lots of users, but it does not penetrate thick external walls, concrete or foil insulation as well as low bands. That is exactly why many flats and shops show full 4G on the pavement but almost none inside — the L200 pulls the outdoor Band 7 signal in and rebroadcasts it indoors.

It works on any phone, tablet or router that uses EE or Vodafone Band 7 4G — it boosts the physical radio signal, not a specific handset. It also works on every MVNO riding EE or Vodafone: BT Mobile, ASDA Mobile, Virgin Mobile, Orange, T-Mobile, Plusnet, TPO, Voxi, Lycamobile, Talkmobile and Lebara. Insert your existing SIM; no new contract. Just confirm your phone latches onto Band 7 (2600 MHz) outdoors in field-test mode before ordering.

The L200 targets a different, high-frequency band. Band 7 2600 MHz hardware and its ≤4 dB noise-figure receiver are tuned for dense-town capacity, and it adds VoLTE HD calling, a panel antenna, 10 m + 5 m cabling and a 20-user rating. The C200 at £169.99 boosts low 800 MHz Band 20 for rural O2/Vodafone reach. If your problem is rural weak signal, the cheaper C200 is better; if your problem is congested indoor 2600 MHz in a town, the L200 is the correct tool — and it is the only Boost4U unit that does Band 7.

The outdoor omni antenna sits on your roof or external wall, where it receives the outdoor Band 7 signal directly — the booster does not rely on the signal passing through your walls. It then rebroadcasts a clean signal inside via the panel antenna. So even 2600 MHz's weaker wall penetration does not matter much: you are grabbing the signal outside the building and feeding it in. You still need 1–2 bars of outdoor Band 7 at the antenna point.

The L200 boosts Band 7 (2600 MHz) 4G LTE only — 4G mobile data plus VoLTE HD voice calls. It does NOT boost 5G NR and it does NOT boost 3G. There is no Boost4U Band 7 5G booster in this range yet. If your phone shows 5G indoors but struggles to hold it, the L200 will strengthen the underlying 4G LTE fallback that many 5G calls and data sessions actually use, but it will not amplify a 5G radio carrier directly.

Yes — that is exactly the scenario it is designed for. The omni antenna captures the strong outdoor Band 7 signal on the roof, the L200 amplifies it by up to ≥60 dB uplink / ≥65 dB downlink, and the indoor panel antenna rebroadcasts it across up to 200 m². Most users see the phone jump from 1–2 bars indoors to full bars, and weak 1–5 Mbps connections improve to 15–50+ Mbps, depending on outdoor signal and how busy the local mast is.

The L200 is rated for up to 20 simultaneous users / devices. That comfortably covers a 4–6 person office, a small retail shop with staff and a handful of customer phones, or a flat with several family members. It is not a router — each device still uses its own SIM and data plan — but every device in the 200 m² coverage area benefits from the cleaner signal at once. Beyond 20 active devices you would need a larger enterprise unit.

No. O2 and Three do not use Band 7 (2600 MHz) for 4G — they rely mainly on Band 3 (1800 MHz), Band 20 (800 MHz) and Band 1 (2100 MHz). The L200 only amplifies the 2600 MHz carrier, so an O2 or Three SIM will not see any improvement from it. If you are on O2 or Vodafone rural Band 20, look at the C200 or C250; if you are on EE Band 3 voice and data, look at the D250. Check your network's band before you buy.

Typical results move a weak indoor 1–5 Mbps connection up to 15–50+ Mbps, measured on a speed test next to the indoor panel antenna. The real figure depends on two things outside the booster's control: how strong the outdoor Band 7 donor signal is (1–2 bars gives a lower ceiling than 4–5 bars) and how congested the nearest EE / Vodafone cell is at peak evening time. The booster removes the indoor-wall loss; it cannot add extra mast capacity.

You can install it yourself in under 25 minutes — no engineer required. Mount the omni antenna on the roof or external wall, run the 10 m outdoor coax in, fix the panel antenna on a central internal wall, connect the 5 m indoor coax to the L200 unit, and plug in the UK mains adapter. AGC locks on automatically within a minute. The only task that sometimes needs a second pair of hands is lifting the outdoor antenna on and off a roof safely. Ofcom licence-exempt, UKCA / CE certified.