Case for iPhone 6 Plus, 6S Plus, 7 Plus


The mJoose Smartphone Case safely improves cell signals giving you more bars in more places. It is the only case that provides up to 100x boost to signal strength for all carriers and up to 120% battery life, all while reducing radiation exposure by up to 70%. More signal Joose, more battery boost, all inside an attractive, protective case.

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The world’s first and only mobile amplifier that actively and safely increases your cell phone’s signal while extending your battery life and reducing radiation. Its patented, certified and third party tested antenna technology means you get strong connections at home, on the road, deep in buildings, and in rural areas with fewer cell towers. The mJoose case provides you with:

  • Up to 100X signal gain on any cellular carrier including AT&T, Verizon, T-Mobile, Sprint and more.
  • Up to 120% additional battery life with included 2,950mAh battery – extends talk time, streaming, or mobile gaming.
  • Up to 70% reduction in radiation from a bare phone.
  • Portable amplification improves your cellular signal indoors and outdoors, no professional Installation required.

Certified and third party tested in the USA (FCC) for use on all network bands including 2G, 3G, 4G, and LTE.









This product is currently out of stock and unavailable.


Product Info


Technical Details:

Frequency bands: 2G, 3G, 4G and LTE/UMTS/ GSM/CDMA for all carriers
Battery capacity: 2950mAh
System gain: 20 dB, typical
System noise figure: 5 dB nominal at maximum gain
Maximum input power: -30 dBm
Antennas: Internal
Power supply: Internal battery
Nominal voltage: 3.7 V
Charge current: 2A
Temperature range: -20⁰ C – 70⁰ C
*Sprint 2.5Ghz band is not supported


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