Specification

Brand Name: GOBOOST
Model Number: GB21
Cellular Amplifier: GSM 2G 3G 4G Repeater
Band: Dual Band 2G 3G 4G Cellular Signal Booster
Gain: 70dB
Output Power: 21dbm
Signal Booster: Repeater gsm 900 1800 2100mhz 1900mhz 850mhz
band1&band3: 1800mhz+2100mhzfor 2G 4G Signal
GSM&band3: 900mhz+1800mhzfor gsm 2G lte 4G signal
GSM&band1: 900mhz+2100mhzfor gsm 2G 3G signal
CDMA&band2: 850mhz+1900mhzfor gsm 2G 3G signal
Bandwidth: 25M+60M
Improvement: 3G 4G Voice 3G 4G Internet
RF Connector: N-Female
Feature: 3G/4G LTE network of ClaroMovistarEntelTigo
Brand: GOBOOST Cellular Signal Booster
Work for: Band1 and Band3 DCS 1800MHz cell phones signal
Power Supply: AC 100~240V 50/60Hz DC 12V 2A
Accessory: Ceiling+full band yagi Antenna12m CablePower adapter
Outdoor Antenna: GSM 2G 3G 4G Antenna LDPA Antenna
Indoor Antenna: 13dbi Full Band Yagi Antenna
GSM Network: GSM Repeater 900MHz Cell Mobile Phone
3G UMTS Network: UMTS 2100 mhz 3G cellphone cellular signal Repeater
LTE 4G DCS Network: DCS LTE 4G 1800 mhz Mobile phone Amplifier
2G/3G Network: CDMA 850 PCS 1900MHZ GSM Repeater