Aton 4-Room Remote Controllable Speaker Selector with IR and RF: * DLA (Dynamic Level Adjustment) technology delivers maximum available volume levels to each room while protecting amp * Adds up to 4 pairs of speakers to home theater/stereo receiver or amp * Expands multi-zone audio system capabilities with additional speaker and control locations (sub-zones) * Programmable "scene" command for 1-touch recall * 1-touch "all on" and "all off" commands turn audio on/off in all rooms * Room labels with adhesive backing included for easy front panel room identification * Includes slimline IR remote * Easy install guide included for quick setup * 2-year limited warranty