Durable and safe construction Made of ABS material with fireproof and flame retardant properties for durability and long lasting texture Built to provide reliable protection and safety in everyday doorbell use Advanced structure design for reliable sound Includes a Pleasant Chip for performance that supports stable and consistent doorbell sound Designed to ensure dependable operation and clear chimes over time loudness builtin loudspeaker for clear notifications Builtin loudspeaker delivers volume so visitors are easily heard Helps you hear deliveries and visitors clearly, reducing the chance of missed notifications What this product solves Delivers reliable, repeatable doorbell performance with consistent sound quality Provides a safety oriented, fireproof construction for longer lasting use Ensures you receive audible notifications even in noisier environments Practical use scenarios Home front door: dependable doorbell with clear chime for family and delivery personnel Office or small : volume chime helps you hear visitors and deliveries over ambient noise Apartment or condo with multiple rooms: strong loudspeaker coverage so you do not miss important visits or deliveries Specifications at a glance Material: ABS with fireproof and flame retardant properties Sound system: builtin loudspeaker with loudness Key feature: Pleasant Chip for Performance Chip Doorbell Sound guarantees stable and consistent operation Notes Designed to provide durable performance with safety considerations Suitable for standard doorbell installation and regular use without complex setup