This is definitely going to be store specific as these were in my local Argos (Portishead) on the clearance shelves. Check http://www.icheckstock.co.uk/
for stock near you (thanks thepearce).
Tomy Digital Plus Monitor.
Up to 350m range.
Out of range indicator.
Portable parent unit.
1 parent unit included.
Extra parent units available separately.
Find parent unit function.
2 way talk back.
Sound sensitive display.
Low battery indicator.
Rechargeable batteries included.
Mains adaptor included for parent unit.
Mains adaptor included for baby unit.
Baby unit batteries required 4 x AA (not included).
Manufacturer's 2 year guarantee.