Switchvox Gold Subscription Renewal 5 User 1 Year (1SWXGSUB5R) Price: Switchvox User Extension Subscription Features Switchvox user subscriptions are required when adding the following types of extensions: SIP Phone or SIP Adapter for Analog Phone (ATA) - Any SIP phones e.g. Polycom SoundPoint phones or a SIP softphone. Also includes Analog Telephone Adapters (ATAs). Analog Phone - This extension type is for regular analog telephones that are physically plugged into the PBX via an FXS port. Virtual Extension - Virtual Extensions are extensions for users without a phone. They can be used for voicemail boxes or extensions with coverage rules. Subscription Level Comparison Upgrades and Updates Unlimited Email Support Unlimited Phone Support during Business Hours* 5 Incidents Phone Support Outside Business Hours* Gold â?" â?" â?" â?? Platinum â?" â?" â?" â?" *Business hours are Monday through Friday from 8am to 5pm in the time zone of the Switchvox system.