The DP722 is a DECT cordless HD handset for mobility and allows the user to move freely and efficiently throughout any work environment.

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2025年1月3日 · It is supported by Grandstream’s DP750 and DP752 DECT VoIP base stations and delivers a combination of mobility and top-notch telephony performance. Up to five DP722 handsets are supported on each base station while each DP722 supports a range of up to 350 meters outdoors and 50 meters indoors from the base station.

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The DP722 is a mid-tier DECT cordless IP phone that allows users to mobilize their VoIP network throughout any business, warehouse, retail store and residential environment.

Press "Select" softkey to display Info page, browse the screen to find IP address, subnet mask and default gateway information for your DP750/DP752 base station. To enable the keypad lock. Press and hold the pound key # for approximately 2 seconds. DP handset screen will show "Keypad Locked" message briefly and key lock icon will appear.

2018年5月15日 · G.722 is just slightly off kilter whenever I talk to people over it, more so than G.711. Opus is by far my favorite codec, as it sounds like I'm right there hearing a person in full fidelity. Even so, any HD audio is better than G.711 encoded audio or worse.

El DP722 es un teléfono IP inalámbrico DECT de nivel medio que permite a los usuarios movilizar su red VoIP en cualquier negocio, almacén, tienda minorista y entorno residencial. Es compatible con las estaciones base VoIP DP750 y DP752 DECT de Grandstream y ofrece una combinación de movilidad y excelente rendimiento telefónico.

When paired with Grandstream’s DECT Base Stations, the DP722 offers an affordable mid-range cordless DECT solution for any business or residential user.</p> The DP722 is a mid-tier …