Practical questions, not feature jargon
Baby monitor buying and setup guides
Start with the routine you need to support: where the parent unit stays, whether a phone must work away from home, how many rooms must be watched, and what the exact manual says about mounting and cords. These guides explain the implications and trade-offs before you select a system.
Manufacturer figures help compare models, but they are not lab measurements. Check a monitor in the intended rooms and follow the current model's safety and care instructions.
Exact-model guides
Philips Avent SCD501/10 and SCD502/10: what is known about the pair? — the shared DECT audio plan, battery limits, distinct finishes, discontinued status and what the common family manual does not prove.
Philips Avent SCD600/10 and SCD603/10 local-video owner comparison — exact model differences, battery claims, range qualifications and the limits of used-unit compatibility.