Introducing the Poly Poly RealPresence Touch with silver trim for use with Group Series models. Requires: PoE network connection or optional external power supply (2200-42740-XXX) and mtce services (1 year Premier Maintenance included for CALA). | 8200-84190-001. As an Authorised Poly Partner, we offer the best price and excellent service. Our dedicated team is here to find your perfect solution. Request a quote or contact us now for prompt assistance.