POWER: S (STANDARD) •LENGTH: 2 •SIDE: (L) LEFT •SYSTEM: miniReceiver 3.0. 1 × Genuine miniReceiver 3.0 (actual item pictured). For hearing aids that use theSignia/Connexx miniReceiver 3.0 system (commonly used withSignia AX / IX RIC models and compatibleRexton RIC models that use3.0 receivers ).