Intercom speaker module Siedle BTLM 650-04 White, dimensions 99 × 35 mm

Siedle BTLM 650-04 White is a compact intercom speaker module designed for integration into door communication and entry systems. With external dimensions of 99 × 35 mm, the module provides clear audio output for two-way voice communication and simple public-address applications. The white finish and slim profile are intended to match compatible Siedle housings and surface-mounted installations where a discreet, space-saving speaker is required.

Advantages

The speaker module offers compact dimensions that make it suitable for installations with limited space while maintaining adequate sound output for indoor and sheltered outdoor use. Its design is compatible with Siedle door communication systems, enabling straightforward replacement or upgrading in matching housings. The white color provides a neutral appearance that integrates with typical entrance panels and interior finishes.

Suitable for

• Residential intercom door stations and apartment entry panels
• Commercial reception and small office entry systems
• Renovation projects requiring a compact surface-mounted speaker
• Two-way voice communication and basic public-address needs in sheltered locations

Key specifications

• External dimensions: 99 × 35 mm
• Color: white
• Form factor: compact surface-mounted speaker module
• Function: audio output for two-way voice communication and public-address
• Installation type: designed to fit compatible Siedle housings and panels

How to use

Install the Siedle BTLM 650-04 into a compatible Siedle housing following the manufacturer's mechanical mounting points and electrical connection scheme. Ensure power and audio lines are isolated before connection and that wiring is routed according to the door communication system layout. After installation, test voice transmission in both directions and adjust system volume or gain settings through the parent intercom system if available. Use the module in sheltered locations or within protective housings to prevent direct exposure to severe weather.

Usage recommendations

For optimal performance, pair the module with compatible Siedle components and verify acoustic alignment with the installation environment: mount at an appropriate height for clear speech pickup, avoid placing the speaker directly opposite reflective surfaces that may cause echo, and allow sufficient ventilation around the module to prevent overheating in enclosed housings.