Information for reference:

2G Voice(Usually Voice is 2G signal, if you want to extend voice, please buy 2G signal amplifier)
Sprint: 800(Band 10) 1900 Mhz
T-mobile:850 1900 Mhz
Verizon:850 1900 Mhz
AT&T:850 1900 Mhz

3G
Sprint:1900Mhz
T-mobile:1700/2100 1900 Mhz
Verizon:850 1900 Mhz
AT&T:850 1900 Mhz

4G
Sprint:800(Band 26) 1900 g(Band 25)
T-mobile:700(Band 12) 1700 1900(Band 2)mhz
Verizon: 700 c(Band 13) 1700mhz
AT&T :700 b(Band 17) 1700 mhz

Specifications:

Repeater
1. Frequency range:
824-849MHz,869-894MHz
2. Gain: Max 65dB
3. Output power: 20dBm
4. I/O Port: N-Female on both ends
5. Power supply: AC:100-240V, 50/60Hz; DC:5V 2.0A
6. Size: 5.7x3.9x0.8in (L x W x H)

Yagi Antenna
Frequency: 824-960mhz
Gain: 8dBi

Whip Antenna
Frequency: 800-2200mhz
Gain: 3dBi

Package Included:
1. 1 * Black Mobile Signal Booster
2. 1 * 10 Meter (about 33ft) Cable
3. 1 * Indoor Whip Antenna
4. 1 * Outdoor Yagi Antenna
5. 1 * Power Adapter
6. 1 * Mounting Screw Kit
7. 1 * User Manual

Preparing to Buy a Booster:
1. Check your frequency, because different Phone Providers operate on different frequencies. Usually, 850MHz and 1900MHz are associated with voice and 3G data; while 700MHz and 1700MHz are associated with 4G data. For more detail, refer to wirelessadvisor.com.
2. Make sure that you can make calls outside your house, at roof or wherever you plan to install the Outdoor Antenna. If there is no signal outside your house, the booster will not work for you.
3. If there are any questions, please feel free to contact us.

• • BOOSTS CELL SIGNALS - Enhances signals for your home up to 5,000 sq ft, you can enjoy clearer phone call or faster mobile date inside your house.
• • STAY CONNECTED WITH LINTRATEK - Get fewer dropped calls, better voice quality, faster uploads and downloads.
• • COMPATIBLE WITH ALL US NETWORKS - Works on Verizon, AT&T, Sprint, T-Mobile, US Cellular, Straight Talk and more. Please take the following frequency rate of all networks for your reference.
• • NEW FEATURES - Mini size to save space, signal lights to guide.
• • PERFORMANCE GUARANTEED - Manufacturer 1-year warranty for Repeater and 30-day money-back guarantee.

• BOOSTS CELL SIGNALS - Enhances signals for your home up to 5,000 sq ft, you can enjoy clearer phone call or faster mobile date inside your house.Lintratek