zBoost ZB575-V (Verizon) Tri-Band 4G Cellular Phone Signal Booster. Black unit color.

Features:
- High performance tri-band signal booster – coverage up to 2,500 sq. ft. (up to 70 dB system gain).
- Ideal for homes that have reliable outside signal.
- Reduces dropped and missed calls and provides faster 4G data performance for multiple simultaneous users.
- Boosts performance on Apple, Android, Windows, and all other phones and mobile devices.
- Automatically operates at maximum gain – no manual adjustments needed.
- Extends phone battery life - phone uses less power when the indoor signal is stronger.
Model Number: ZB575-V