GSM900 DCS1800MHz Mini Mobile Phone LCD Signal Repeater with Logarithm Periodic Antenna(Gold) About The Product 1. This micro-repeater kit includes an outdoor and indoor antenna, suitable for mobile phone signal boosting, presenting good amplification effect with no blind spot, which is widely used at home, office, meeting room and other small places.?? 2. Note: Please ensure your phone frequency the same with our repeater before purchase, for different phone may use different frequency.?? Features 1. GSM900 DCS1800 MHz repeater for mobile phone signal boosting. 2. ALC function, no interference to work station. 3. Low noise, low heat, low power consumption. 4. Alloy material, durable in performance. 5. Perfect design, easy installation. 6. Frequency range: Uplink 890-915 1710-1785MHz, downlink 930-960 1805-1880MHz. 7. Gain: Uplink 60dB, downlink 65dB. 8. Output power: Uplink 23dBm, downlink 23dBm. 9. Indoor antenna Cover Area: 100-500m2. 10. Antenna gain: 9dB outdoor antenna, 3dB indoor antenna. 11. Outdoor antenna length: 10m32.81ft.