Charging strip for RI 830, RI 830 S, HDI 830, EKI 830, RR 840 and RR 840 S receivers and the BA 300 rechargeable battery. The charging strip can charge 10 receivers and 10 BA 300 rechargeable batteries at the same time. Delivery includes the NT 6 power supply unit with national adapters for the EU, UK, US and AU.