Use With: MC12000 , MC8900 Horizon , MC8200 Horizon , MC9900 Horizon, MC15000 15000 Horizon, EL920 eXpressive EL900 eXpressive, EL860 eXpressive, Skyline S5, Skyline S7, EL760 eXcellence, EL730 eXcellence, EL580