Grandstream GRP 2612P HD

Ethernet LAN: Yes | Call log entries: 1000 | Bluetooth: No | Depth: 193 mm | Display diagonal: 6.1 cm (2.4") | Voice codecs: G.729B | Voice codecs: OPUS | Harmonized System (HS) code: 85171800 | Voice codecs: G.723 | Power over Ethernet (PoE): Yes | Voice codecs: G.711a | Voice codecs: G.726 | Voice codecs: G.711u | Voice codecs: G.722 | AC adapter input voltage: 100 - 240 V | Width: 203 mm | Ethernet LAN (RJ-45) ports: 2 | Security algorithms: SSL/TLS | Voice codecs: G.729A | Security algorithms: MD5 | Voice codecs: iLBC | Display resolution: 320 x 240 pixels | Operating relative humidity (H-H): 10 - 90% | Security algorithms: 256-bit AES | Storage relative humidity (H-H): 10 - 90% | Security algorithms: SRTP | Operating temperature (T-T): 0 - 40 °C | Volume control: Buttons | Front camera: No | Speakerphone: Yes | Number of handles included: 1 pc(s) | Password protection type: Supervisor | Password protection type: User | Firmware upgradeable: Yes | Display: TFT | Touchscreen: No | Answering machine: Yes | Call waiting: Yes | Cables included: LAN (RJ-45) | Height: 52.1 mm | Product type: IP Phone | Quick start guide: Yes | Ethernet LAN interface type: Fast Ethernet | Conference call: Yes | Call hold: Yes | Product colour: Black | Storage temperature (T-T): -10 - 60 °C | Quality of Service (QoS) support: Yes | AC adapter output voltage: 5 V | Phonebook sharing: Yes | Call pick up: Yes | Call park: Yes | Dual-Tone Multi-Frequency (DTMF) modes: SIP info | Handset type: Wired handset | Dual-Tone Multi-Frequency (DTMF) modes: In-band | Dual-Tone Multi-Frequency (DTMF) modes: Out-of band | Call forwarding: Yes | Number of programmable keys: 4 | RJ-9 ports quantity: 1 | Call transfer: Yes | Lines quantity: 2 lines