OBi110 for $39.99 with promo code EMCXWVV225 until 1/28/2013.
http://www.newegg.com/Product/Product.aspx?Item=N82E16833617002&nm_mc=EMC-IGNEFL012213&cm_mmc=EMC-IGNEFL012213-_-EMC-012213-Index-_-VoIP-_-33617002-L013D
The same price is on amazon.com too. I am not sure until when and there is no need for promo code.
This is a tempting price. I'm very happy with my first OBi and have considered buying one as a gift.