The polycom cx500 ip phone includes embedded microsoft office quot14quot software so that it can be used within any environments using microsoft office quot14 the cx500 ip phone has a large colour display to allow the user to see information such as caller39s detailsthe cx500 uses poe power over ethernet to power itself through the network and comes with a tamper resistant wall mount so that it doesn39t have to sit on the user39s desk and take up space the phone takes a