Aver Fone 540 USB

Wireless Bluetooth / USB Wired for PC
Full duplex microphone array speakerphone
Two omnidirectional microphones support 360° pickup
Full duplex echo cancellation
Advanced noise suppression
Powerful wideband voice processing
Speaker volume: adjustable to 90 dB SPL at 0.5 m
3.5 mm line-in (aux) cable connects BYOD smartphones or PCs to use as speakerphones
Touch controls for volume down/up, mute, phone input, call, and hang up
Can bridge phone-in and USB into one call

Connectivity
12V power adapter
Micro USB connector
LAN for IP remote access
Expansion port (daisy-chain speakerphone or microphone)
3.5 mm phone-in jack
3.5 mm line out
USB
Micro USB 2.0
USB Audio Class (UAC) 1.0

Control
UAC, plug and play
WebUI: browser IP access via Chrome™ browser (Internet Explorer not supported)
PTZApp
Security
Kensington slot

System Requirements
Windows® 7/10 or later
Mac OS X v10.13 or later
Google Chromebook™ version 76.0.3809.102 or later
Android™ 6 or later
Hardware Specifications
Processor: 3.2 GHz Intel® Core™ i5-4460 or later
4 GB RAM
USB port

Power Supply
AC 100V to 240V, 50/60 Hz
Consumption: 12V, 5A
Free Applications for Meeting Collaboration (for Windows® and Mac Devices)
PTZApp
Upgrade firmware automatically or manually
Diagnose operating status

Environmental Data
Operation temperature: 0°C to 40°C
Operation humidity: 20% to 80%
Storage temperature: -20°C to 60°C
Storage humidity: 20% to 80%
Dimensions
Package dimensions: 259 x 259 x 171 mm
Package weight: 1.93kg
Speakerphone: 220 x 181.5 x 49.5 mm/0.85 kg