Primus Softphone app for iPhone and iPad

Primus Softphone
By Primus Telecommunications Inc.

Description
Primus Softphone is a SIP-based softphone for the iPhone and iPod touch – brought to you by Primus Telecommunications Inc, Canada’s leading Hosted PBX service provider.

**IMPORTANT: Primus Softphone is only compatible with Primus Hosted PBX and all users must have a valid account with User ID and Password in order to make and receive calls. Your Network Administrator must grant you permissions before this app can be used. Use is subject to Primus Hosted PBX Terms and Conditions. 9-1-1 Service for Hosted PBX has certain limitations relative to traditional E-9-1-1 service, please see - http://primus.ca/business/phone/business-voip/schedule_voip.php for more information. Please see your Network Administrator for more details.**

Highlights
• Highly secure, SIP-based softphone with exceptional voice quality
• Extends your Hosted PBX account to your mobile device anywhere in the world
• Multi-tasking support for background operation, such as fielding incoming calls while using other applications
• Make and receive calls on your mobile device
• Use popular Star Codes(*) to change common features like Call Forwarding

Telephony Features
• Contact List and Contact Favorites leveraging the device’s native contact directory
• Call display and voicemail indicator
• Speakerphone, mute and hold functions
• Call history with a list of received, missed and dialed calls
• Ringtones and contact avatars
• Dial plan support
• Multiple call support – swap between two active calls, merge and split calls, transfer calls (attended & unattended)
• Audio codecs include G.729, G.711u and G.722(HD)
• Automatic codec selection to ensure optimal call quality
• Support for DTMF: the ability to enter numbers to use an auto attendant via RFC 2833

Video Calls
• Uses the forward or rear-facing camera
• Picture-in-picture view lets you see how you look to the person you’re calling
• H.264 and VP8 codec * Note – H.264 requires additional in-app purchase
• Support for two quality settings: Lower (QCIF – 176 pixels by 144 lines) and Higher (CIF – 352 pixels x 288 lines)

G.729 Audio Codec
• Low bandwidth audio codec
• Provides excellent audio quality
• Ideal for connections with limited bandwidth, such as 3G
• Reduces the amount of data used during a call

Advanced Features
• Network traversal – Application managed, server managed or user specified; Global IP support; STUN & ICE
• Media efficiency and quality – Noise reduction, echo cancellation and VAD
• QoS (Quality of Service) – ToS Marking, DSCP
• DNS SRV record lookups
• Call quality statistics

Accessories
The following accessories are supported:
• Headset with microphone (including Bluetooth™): Primus Softphone uses the ear-piece and microphone on the headset.
• Headphones (no microphone): Primus Softphone uses the ear-piece on the headphone and the built-in microphone on the device.

*IMPORTANT: VOIP OVER CELLULAR DATA NETWORKS NOTICE*
Some mobile network operators may prohibit or restrict the use of VoIP functionality over their network and may also impose additional fees, or other charges in connection with VoIP. You agree to learn and abide by your cellular carriers network restrictions. Primus Telecommunications Inc will not be held liable for any charges, fees or liability imposed by your carrier for use of VoIP over Cellular Data Networks.