Logitech Squeezebox Duet Network Music System (Discontinued by Manufacturer) Intuitive hand-held controller with color screen for easy access to all your digital music High-fidelity 24-bit DAC for crystal-clear audio Support for all major digital music formats for playing all your favorite songs No need to run wires - wireless technology for clean, clutter-free installation Rechargeable lithium-ion battery with sleek recharging stand