All Your Specialist Headset Needs. Headsets . Product: Call Centre Headsets, Cordless. Brand: GN Netcom, Interquartz, Plantronics. Service Option: Onsite Services. Hours of Operation: Open Monday - Friday. Type: Commercial. Payment Method: American Express, Diners Club, Direct Debit, EFT, EFTPOS, Mastercard, Money Order, Visa. Assurance: Factory Authorised, Warranties