Motorola 1501 Desktop Charging Base for MT and MU Series Radios (Black) For MT/MU series radios The chargers have a plastic insert at the bottom that needs to removed for the MT Series. Charges two radios at once, Desktop charger Includes one dual charging base (charges two radios at a time) and one wall adapter. Compatible with: MT350R, MT352R, MT352TPR, MU350R, MU354R