Callboost 900 1800 2100 MHz 2g 3g 4g 70dB 20dBm Tri Band Signal Extender LTE Mobile Network Repeater GSM Mobile Signal Booster

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Enhance Mobile Connectivity with Callboost Tri-Band Signal Extender
Boost weak signals effortlessly with the
Callboost Tri-Band Signal Extender
, covering
900/1800/2100 MHz
for seamless
2G, 3G, and 4G LTE
performance. Engineered with
70dB high gain and 20dBm output power
, it amplifies weak signals up to
400㎡
, eliminating dropped calls and slow data speeds. Crafted with
precision-tuned internal antennas and anti-interference circuitry
, this repeater ensures stable, crystal-clear calls and faster browsing. Its
durable ABS housing
and advanced heat dissipation design guarantee long-lasting reliability. Ideal for
homes, offices, basements, rural areas, and warehouses
, this plug-and-play booster requires no technical setup—just connect and enjoy instant signal improvement.
Why Choose Us?
-
Wholesale pricing
with bulk discounts -
Global shipping
for seamless procurement -
100% tested
for premium performance Upgrade your connectivity—order today!

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