- Supports G.711µ/a, G.722 (HD-audio), G.726-32, G.729, GSM, iLBC, Opus and Speex codecs
- Security features include SIP over TLS and 128/256-bit SRTP
- Up to 6-way audio conference, and 24 virtual BLF keys
- Supports 6 SIP accounts
- Native integration with mobile devices including contact, call history and ringtones
- Enterprise features including IP PBX integration, BLF, call transfer/pickup, call recording with UCM, LDAP
- Automatic call forwarding based on time and location rules
- Full integration with Grandstream’s UCM-series of IP PBXs, including creation of QR code for automatic provisioning
- Voice channel switching between Bluetooth, earphone, speakerphone & 3.5mm headset
- Supports 2-way video calls based on SIP & H.264 video codec