China Jio GSM Car Cell Phone Signal Booster – Premium Tri-Band Repeater for Enhanced Connectivity
Premium 700MHz Band 13 compatibility ensures stable GSM signal amplification in low-coverage areas. High-efficiency tri-band circuit design (AA23GDW) supports simultaneous multi-device connectivity without interference. Military-grade aluminum alloy housing with heat dissipation slots ensures durability in extreme temperatures (-20°C to 60°C). Precision-engineered tetraband repeater technology boosts weak signals up to 32dB, ideal for drones, boats, and remote vehicles. Plug-and-play installation with universal car charger compatibility—no technical expertise required. Perfect for rural travel, maritime navigation, off-grid fieldwork, and emergency communication backup.