Replacement speech model for use with all M51 (THK) older models (square buttons and separate name) door entry systems to provide full duplex speech between the front door panel and the telephone. Totally encapsulated unit houses weather resistant plastic cone loud speakers and amplifier circuits.
Dimensions 31 x 138 x 81 mm
Weight 0.19 kg
Our shipping times are simple, most products ordered before 2pm Monday to Thursday are dispatched the very same day.
Orders processed on Friday's before 2pm are delivered on a Monday.
Delivery to more remote areas may take an extra day or two.
Our Courier is not a Guaranteed Next Day Service.
They aim to deliver next day and do so most times, but they do not guarantee it.
Only £6.99 for all UK Mainland Orders (Not Including the Islands or the Highlands of Scotland).
Some large weighted orders may require a pallet, you will be contacted with additional shipping costs if this happens.
Standard Pallet Costs from £50.00
We do not ship to the Highlands and Islands of Scotland, Isle of Man, Isles of Scilly and the Channel Islands.
These include postcodes IM, IV, HS, KA27-28, KW, PA20-49, PA60-78, PH17-26, PH30-44, PH49-50, TR21-25, ZE.