I meant a landline phone, not a mobile. My Mum bought a BT cordless phone for a landline, and the batteries were 40 pounds. A new phone only cost 25 I think, s

I meant a landline phone, not a mobile. My Mum bought a BT cordless phone for a landline, and the batteries were 40 pounds. A new phone only cost 25 I think, so she bought a new one when it ran out.