Write a review Your name* Your e-mail* (Not for publication) Rating ★★★★★ Excellent ★★★★☆ Very good ★★★☆☆ Average ★★☆☆☆ Poor ★☆☆☆☆ Terrible Your review * * — Required information Dialogic NI Business Mobile Phones ← View details 50 Ardlough Road, Londonderry, Co Londonderry BT47 5SP, United Kingdom, Londonderry, England