Phonetone Cell Phone Booster for Home, Support Band 12 13 17, Boost 5G/4G Signal ,4500sq ft, High Gain Directional Antennas, FCC Approved

Phonetone cell phone booster enhances 4G LTE and 5G coverage for Verizon and AT&T networks, boost signal coverage of up to 4,500 sq. ft. with a 65dB gain. The cell phone signal booster is FCC certified. Use with confidence. FCC ID: 2ALZEL65VA-01 This cell phone signal amplifier supports band 12/13/17, Please check your cell phone band before purchase. How to check the band: For Android phone: Download 'Network Cell Info Lite ' or 'LTE discovery' → check 'Band' number For iPhone: 1. Dial *3001#12345#* and press call button→2. Choose “All Metrics”→3. Click “Serving Cell Info”→4. Check “Band Info” The band numbers will change when the signal is unstable, we recommend that you test a few more times outdoors where the signal is better to see what the last consistently appearing band numbers are. The advanced features of this booster include automatic gain control, LED status indicators, and standby mode, delivering reliable and seamless performance. 𝐅𝐂𝐂 𝐀𝐩𝐩𝐫𝐨𝐯𝐞𝐝 𝐒𝐚𝐟𝐞𝐭𝐲 & 𝐂𝐨𝐦𝐩𝐥𝐢𝐚𝐧𝐜𝐞: Certified cellular signal booster featuring AGC (Automatic Gain Control) and oscillation elimination. Ensures legal operation while auto-adjusting for optimal signal strength across all supported bands and devices Package Contents: 1*P20 Booster 1*Indoor Panel Antenna 1*Outdoor Yagi Antenna 1*Flat Window Cable+3*Low Loss Cable 1* Power Supply Adapter(Input 100-240V,Output 5V) 1*Mounting Hardware 1*User Manual