The Wireless Extender for Mobile Phones. Improves, enhances, embellishes and extends your mobile phone reception indoors. Did we mention boosting? Good. $299.99.
The Wireless Extender cell phone signal booster improves cell phone signal strength through signal amplification, improving coverage up to 2500 square feet…Place the antenna high up in your attic and run the included RG-6 coaxial cable to the room where you’ll keep the base. Once connected, you’ll enjoy reduced or eliminated static and fewer dropped calls.
Note “works with all 850 MHz cell phones” – which translates to “does NOT work with ANY cell phone sold in the past 10 years”