This 1700 MedReady comes standard with the Lower Frequency alarm which from our experience is much easier to hear. MedReady 1700 Package comes complete with A/C Adapter, Rechargeable Battery, Medication Tray, Blue Locking Lid, 2 keys, and loading rings for 3x and 4x per day dosing. This dispenser holds up to 28 doses of medication and can dispense from 1 to 4 times per day. Each dispensing compartment can hold up to 9 M&M size pills. This is a non-monitored dispenser.