h4 supplies a range of noise cancelling headsets and telephone training accessories that are designed to meet the cost, clarity and comfort requirements of any business user. Compatible with all leading PBX brands including NEC, Panasonic, LG, Mitel, CISCO, Avaya, Samsung we offer managers and supervisors unique solutions to improve the call handling skills of their staff.

h4's bespoke design service for OEM customers includes branding and sole source development from concept to delivery. Our products are built to meet the latest standards and specifications backed by TUK's proven pedigree as a world class manufacturer of voice and data cabling systems.

The h4 range of headsets, cables and training connectors are available from leading specialists - h4 supplies manufacturers, wholesalers and distributors but does not cater for end users.