With 1511PREMIUM service plan, you will enjoy first class connectivity with unmatched voice clarity and at extremely attractive rates.
o Save up to 88% on your international call charges
o Enjoy ZONE1511’s trademark crystal-clear voice quality for all your overseas calls
o No Talk No Pay where calls 8 seconds and below is absolutely FREE!
o Free registration - No contract/subscription charges
o Online Tracking of Call Details
o PIN feature to control IDD usage and prevent unauthorized usage
o Customised & Itemised Invoices
o Comprehensive report that summarises IDD usage