Core Features: 2.8 320 240-pixel color LCD with backlight Dual USB ports Dual firmware images Built-in Bluetooth 4.2 Built-in dual band 2.4G/5G Wi-Fi (802.11a/b/g/ n/ac) T4U Auto-P template unified T4U firmware unified Up to 12 SIP accounts PoE support USB headset and EHS support Supports color-screen expansion modules Stand with 2 adjustable angles Wall mountable Handset with hall switch
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