Hornby R7408 HM7000 Enhanced Bass Speaker for 1:76 Scale Locomotive.

Enhanced Bass Speaker System: Includes one HM7000 bass speaker engineered for OO gauge locomotives, delivering deeper and richer bass tones that converts your DCC sound-equipped models into realistic audio performance Compact 1:76 Scale Design: Precisely sized to fit inside most OO gauge locomotives without modification, this space-efficient speaker maximises bass output whilst maintaining the realistic proportions of your models DCC Sound Enhancement: Specifically engineered to work with DCC sound systems, improving overall audio clarity and depth for more immersive locomotive sound effects and realistic operation Superior Bass Response: Advanced driver technology produces deeper, richer low-frequency tones that standard locomotive speakers cannot achieve, adding realistic rumble and power to your railway soundscape Universal Locomotive Compatibility: Works seamlessly with most OO gauge DCC sound-equipped locomotives, providing an immediate upgrade that enhances realism without complex installation requirements or technical expertise