Supports a range of up to 350 meters outdoors and 50 meters indoors when used with the DP752 (300 meters outdoors when used with DP750) 1.8 inch (128x160) color LCD with 2 programmable soft keys Offers 20 hours talk time and 250 hours standby time Supports up to 10 SIP accounts and 10 lines per handset as well as 3-way conferencing Push-to-talk via a configurable button Video streaming display and seamless 1-touch door control with Grandstream’s GDS3700 series Door Cameras HD audio on the speakerphone, handset, and headset jack Software and firmware updates over-the-airRMA-Abwicklung nur mit „Approved-Ticket“ vom Hersteller möglich. Registrierung unter: https://helpdesk.grandstream.com