Perfect Compatibility: Compatible with V-Tech Audio Video Baby Monitor Safe and Sound DM112-2 DM221 DM221-2 DM223 DM251 DM225 DECT 6.0 VM2251 VM2251-2 VM3252 VM3252-2 (Parent & Baby Units) and DM111 DM112 DM222 DM271 (Parent Unit ONLY); P/N PU 1218 A, S003AKU0600040.
