RetroRadio Head Unit for 1973-87 GMC K5 Jimmy — AM/FM HD, Bluetooth (Version 5.0), SiriusXM-Ready, 2 USB — LB-M4-116-03-73G

Assembly Required. Modular mounting design for straightforward installation. AM/FM tuner with HD support and 30 presets for reliable radio reception. Built-in Bluetooth (Version 5.0) enables wireless audio streaming. Includes 2 USB ports plus a dedicated subwoofer output for expanded connectivity. SiriusXM-Ready® (SXV300V1 tuner sold separately). Features a built-in 300-watt (peak power) Mosfet amplifier.