Phone Signal Boosting Antenna Earphone Plug Cellphone Signal Amplifying 3.5mm External Aerial, Black

Description: This 3.5mm signal booster case is made of durable material which has strong structure to protect the electronic parts inside and prolong its life. This external signal booster has small size and is lightweight which you can easily carry one in your pocket and use it on anywhere. This mobile external antenna use the 90 degree design which it won't cause any trouble when you hold your phone. This phone external antenna use phone battery to power and can easily fit in the phone with 3.5mm port. This aerial is use durable material to make which make it strong and can ensure the signal is stable. Specification: Material: Plastic + metal. Color: Black. Size: 13.66*5.63cm. Frequency: 1880-1920/1990-2170MHZ. VSWR: <=1.5. Gain: 6dBi. Polarization type: Vertical. Power: 50W. Impedance: 50Ω. Port type: 3.5mm. Note There might be a bit color distortions due to different computer resolutions. There might be a slight errors due to different hand measurement. Package included: 1* Antenna.

This 3.5mm signal booster can enhance the signal strength and speed which make your phone to have a better signal in room This external signal booster can enhance the signal receiving strength which make your phone use less energy to receive the signal This mobile external antenna can make you less concern about phone radiation because the phone don’t need too much power to search signal when you plug the extenal antenna in This phone external antenna use 3.5mm port which is easily plug into the earphone plug on most phone This aerial has a 90 degree port which it won't casue any trouble when you use the phone