Grandstream Networks WP8256 IP phone Anthracite 3 lines LCD Wi-Fi

Certification: FCC, CE, RCM, IC | Security algorithms: SHA-256 | Security algorithms: SHA-512 | Battery capacity: 3000 mAh | Standby time: 240 h | Display: LCD | Base station: Yes | Call transfer: Yes | Security algorithms: SRTP | Security algorithms: TLS | Quick start guide: Yes | Wi-Fi standards: 802.11g | Display diagonal: 6.1 cm (2.4") | Display resolution: 240 x 320 pixels | Product colour: Anthracite | Storage temperature (T-T): 10 - 90 °C | Voice codecs: iLBC | Width: 53 mm | Voice codecs: G.726 | Voice codecs: PLC | Voice codecs: G.722 | Voice codecs: AJB | Voice codecs: VAD | Voice codecs: AGC | Voice codecs: G.729ab | Proximity sensor: Yes | USB Type-C ports quantity: 1 | Speakerphone: Yes | Noise reduction: Yes | AC adapter included: Yes | Quality of Service (QoS) support: Yes | Talk time: 12 h | Depth: 17 mm | Voice codecs: G.723 | Wall bracket: Yes | Storage relative humidity (H-H): 10 - 90% | Security algorithms: MD5 | Vibrating alert: Yes | Lines quantity: 3 lines | Conference call: Yes | Weight: 101 g | Wi-Fi standards: 802.11b | Wi-Fi standards: 802.11v | Phonebook capacity: 1000 entries | Wi-Fi standards: 802.11a | Wi-Fi standards: Wi-Fi 6 (802.11ax) | Wi-Fi standards: 802.11k | Operating temperature (T-T): 0 - 45 °C | Security algorithms: AES | Security algorithms: 802.1x RADIUS | Wi-Fi standards: Wi-Fi 4 (802.11n) | Acceleration sensor: Yes | Package weight: 451 g | Height: 148 mm | Product type: IP mobile phone | Voice codecs: G.711ulaw | Voice codecs: OPUS | Handset: Yes | Bluetooth: Yes | Operating relative humidity (H-H): -20 - 60% | Mounting: Desk/Wall | Wi-Fi standards: Wi-Fi 5 (802.11ac) | Wi-Fi: Yes | Voice codecs: CNG | SIP registrar server: Yes | Number of microphones: 2