ONLY FOR VM321 MODELS Vtech Power adapter charger for the PARENT UNIT ONLY of a Baby Monitor system VM321 VM321-2 **ships from the USA** By Shira TM. Before ordering please take the following step to determine that what you need I the ac adapter. 1. Make sure you old adapter has a tight fit, if loose then your unit is bad. 2. Make sure its not the battery, if the battery does not charge but the unit is working then it needs a battery. ok