Grandstream GDP 725 HANDSET | VoIP | Dect Phones & WiFi

Certification: FCC, CE, RCM, IC | Call transfer: Yes | Call pick up: Yes | Message-waiting indicator (MWI): Yes | Battery technology: Lithium-Ion (Li-Ion) | Voice codecs: AEC | Voice codecs: G.711u | Voice codecs: iLBC | Voice codecs: AGC | Battery recharge time: 50 h | Voice codecs: G.722 | Battery capacity: 1500 mAh | Voice codecs: G.729A | Voice codecs: G.729B | Voice codecs: OPUS | Voice codecs: G.726 | Answering machine: Yes | Lines quantity: 20 lines | Automatic gain control: Yes | Headphone outputs: 1 | Speakerphone: Yes | Call waiting: Yes | Call forwarding: Yes | Maximum outdoor range: 400 m | Call hold: Yes | Ethernet LAN: No | Product type: IP Phone | Maximum indoor range: 50 m | Handset weight: 107 g | Handset dimensions (WxDxH): 135 x 49 x 15.5 mm | Number of handles included: 1 pc(s) | Input frequency: 50/60 Hz | Hearing aid compatibility: Yes | Handset type: Wireless handset | Call park: Yes | Charger: Yes | Noise reduction: Yes | Conference call: Yes | Wi-Fi: No | Phonebook sharing: Yes | Touchscreen: No | Display diagonal: 4.57 cm (1.8") | Quick start guide: Yes | Firmware upgradeable: Yes | Display: TFT | Bluetooth: No | Power over Ethernet (PoE): No | Package weight: 364 g | Storage relative humidity (H-H): 10 - 90% | Operating temperature (T-T): -10 - 45 °C | Front camera: No | AC adapter included: Yes | Product colour: Grey | Input current: 5 A | Storage temperature (T-T): -20 - 60 °C | AC adapter input voltage: 100 - 240 V | Operating relative humidity (H-H): 10 - 90% | Display resolution: 128 x 160 pixels