An apparatus comprising means configured for: obtaining at least one audio signal; obtaining at least one parameter for respective at least two frequency bands associated with the at least one audio signal; the apparatus is characterized in that the means are further configured for: selecting a frequency band of the at least two frequency bands based on comparing at least one further parameter for respective the at least two frequency bands wherein the at least one further parameter is determined from respective at least two frequency bands, wherein the means for selecting the frequency band of the at least two frequency bands is for: selecting the at least one parameter for the selected frequency band of the at least two frequency bands; and discarding any other of the at least one parameter for the at least two frequency bands; and generating an output comprising a selection of the at least one parameter associated with the selected frequency band of the at least two frequency bands, wherein the output comprises the selected at least one parameter for the selected frequency band of the at least two frequency bands and not the discarded other of the at least one parameter for the at least two frequency bands, such that the selection of the at least one parameter associated with the selected frequency band is configured to reduce a bitrate or size of the output and wherein the at least one parameter of the selected frequency band is configured to represent respective parameters of the at least two frequency bands. obtaining at least one audio signal; obtaining at least one parameter for respective at least two frequency bands associated with the at least one audio signal; the apparatus is characterized in that the means are further configured for: selecting a frequency band of the at least two frequency bands based on comparing at least one further parameter for respective the at least two frequency bands wherein the at least one further parameter is determined from respective at least two frequency bands, wherein the means for selecting the frequency band of the at least two frequency bands is for: selecting the at least one parameter for the selected frequency band of the at least two frequency bands; and discarding any other of the at least one parameter for the at least two frequency bands; and generating an output comprising a selection of the at least one parameter associated with the selected frequency band of the at least two frequency bands, wherein the output comprises the selected at least one parameter for the selected frequency band of the at least two frequency bands and not the discarded other of the at least one parameter for the at least two frequency bands, such that the selection of the at least one parameter associated with the selected frequency band is configured to reduce a bitrate or size of the output and wherein the at least one parameter of the selected frequency band is configured to represent respective parameters of the at least two frequency bands. selecting a frequency band of the at least two frequency bands based on comparing at least one further parameter for respective the at least two frequency bands wherein the at least one further parameter is determined from respective at least two frequency bands, wherein the means for selecting the frequency band of the at least two frequency bands is for: selecting the at least one parameter for the selected frequency band of the at least two frequency bands; and discarding any other of the at least one parameter for the at least two frequency bands; and selecting the at least one parameter for the selected frequency band of the at least two frequency bands; and discarding any other of the at least one parameter for the at least two frequency bands; and generating an output comprising a selection of the at least one parameter associated with the selected frequency band of the at least two frequency bands, wherein the output comprises the selected at least one parameter for the selected frequency band of the at least two frequency bands and not the discarded other of the at least one parameter for the at least two frequency bands, such that the selection of the at least one parameter associated with the selected frequency band is configured to reduce a bitrate or size of the output and wherein the at least one parameter of the selected frequency band is configured to represent respective parameters of the at least two frequency bands.