Home / Communication / NurseCall / C-Tec Quantec Product Description Hi-Output Addressable Sounder Part No. QT688/2 Condition New A programmable hi-output addressable sounder operating at up to 85dB(A). Designed to increase call indication levels in large Quantec sites. Can be configured to sound when certain groups of call points are calling. Can be assigned one of 16 different tones (four of which are HTM2015 compliant) for each of Quantec's call states using a QT423 configurator. Default operation utilises Quantec’s standard tones. Adjustable day/night volume controls. Connections for an optional slave overdoor light. Mounts on a standard UK 25mm single gang flush or surface back box. Specifications MPN QT688/2 Brand QUANTEC Product Code QT688/2 Customer reviews No reviews left yet Write A Review Sort byMost RecentTop Rated Delivery & Returns Free UK Delivery over £250Returns Policy: The company operates a 14 day returns policy, products returned in an unopened / undamaged condition will be refunded. Customer Reviews QT688/2 Quantec Extension Corridor Sounder Product Code QT688/2 £65.18 £78.22 (inc. VAT) Login to add this product to your wishlist.