A splitter device comprising: a first trunk cable interface for connecting with a first aggregation node via a first trunk cable (14, 14a); a first radio head interface for connecting to a first remote radio head via a first distribution cable, the first radio head interface comprising a first gain control unit and a first uplink signal amplifier, wherein a gain of the first uplink signal amplifier is adjusted based on a signal from the gain control unit; a second radio head interface for connecting to a second remote radio head via a second distribution cable, the second radio head interface comprising a second gain control unit and a second uplink signal amplifier, wherein a gain of the second uplink signal amplifier is adjusted based on a signal from the second gain control unit; wherein each one of the first trunk cable interface, the first radio head interface and the second radio head interface communicate radio frequency signals converted to intermediate frequency; a signal combiner and splitter connected to the first radio head interface and the second radio head interface; a radio signal refresh unit provided between the first trunk cable interface and the signal combiner and splitter, wherein the radio refresh signal unit is configured to improves the quality of the radio uplink signal and/or radio downlink signal in the analogue domain and/or the digital domain; and an uplink power interface, a power unit and a downlink power interface, wherein the uplink power interface is configured to receive power from the first trunk cable (14, 14a) for provision to the power unit and the radio head interface, the power unit is configured to power the splitter device and the downlink power interface is configured to provide power to remote radio heads (9a-b) via the respective distribution cables (15a-b). a first trunk cable interface for connecting with a first aggregation node via a first trunk cable (14, 14a); a first radio head interface for connecting to a first remote radio head via a first distribution cable, the first radio head interface comprising a first gain control unit and a first uplink signal amplifier, wherein a gain of the first uplink signal amplifier is adjusted based on a signal from the gain control unit; a second radio head interface for connecting to a second remote radio head via a second distribution cable, the second radio head interface comprising a second gain control unit and a second uplink signal amplifier, wherein a gain of the second uplink signal amplifier is adjusted based on a signal from the second gain control unit; wherein each one of the first trunk cable interface, the first radio head interface and the second radio head interface communicate radio frequency signals converted to intermediate frequency; a signal combiner and splitter connected to the first radio head interface and the second radio head interface; a radio signal refresh unit provided between the first trunk cable interface and the signal combiner and splitter, wherein the radio refresh signal unit is configured to improves the quality of the radio uplink signal and/or radio downlink signal in the analogue domain and/or the digital domain; and an uplink power interface, a power unit and a downlink power interface, wherein the uplink power interface is configured to receive power from the first trunk cable (14, 14a) for provision to the power unit and the radio head interface, the power unit is configured to power the splitter device and the downlink power interface is configured to provide power to remote radio heads (9a-b) via the respective distribution cables (15a-b).