Oticon miniFit C3 & C1 Speaker Unit, Brand New In Various Sizes, Left Or Right. Please see photos which show the various left and right receivers sizes and powers available. These come in various packaging but the receiver inside remain the same. Price is per receiver. Compatibility:- Oticon More Oticon Opn S Oticon Opn Oticon Zircon Oticon Ruby Oticon Play PX Oticon Opn Play Please check your existing size and power level before ordering or contact your audiologist for advice. Please note for hygiene reasons this product cannot be refunded.