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BASIC INFO
Product : GSM Blocker +3G ,2 channels
Small size ： portable and handheld .
Power :0.5 watt
Small size ： portable and handheld .
Power :0.5 watt
Battery time: 2-4 hours continuous using .
Working Frequency ：
Working Frequency ：
1：3G 2100 (2100-2170MHZ )
2：CDMA GSM 870-960MHz （ 2G +4G）
Sales
Sales
Sales