Specifications at a Glance
The following are the Grandstream GXP1625's specifications:
- Connection Type- VOIP / IP
- SIP is the supported protocol
- This phone has an RJ9 headset jack as an extra port!
- 802.3af Class compliant Power over Ethernet source (3.84-6.49 W)
- Speakerphone with full duplex
- This special VOIP IP phone supports the following audio codecs: G.723, G.721 u/a, G.726, G.722, G.729 A / B, and iLBC.
- The wideband HD quality provides exceptional and unsurpassed audio communication quality in its class.