Doppler - am I hearing the hb?

[newbie1984]

http://www.grabbest.com/shop.php?i=B002YHQ524 says can be used from 12 weeks.

 

[Sammyxo]

I'm thinking of buying a doppler, seen someone selling them for £19.99 on ebay, cheapest i've seen:
http://www.ebay.co.uk/itm/ANGELSOUN...regnancy_MJ&hash=item27b87009a5#ht_4128wt_977