AVer Expansion Speakerphone (60U0100000AB)

AVer VC520 PRO Expansion Speakerphone with 10m cable
• Up to 3 can be added to a VC520PRO
• Full duplex microphone array with echo cancellation
• Advanced noise suppression
• Dual-microphone array
• 3.5 mm phone-in jack
• 3.5 mm line out
• Speaker volume: Adjustable to 90dB SPL at 0.5 m
• Touch controls for volume down/up, mute, phone input, call, and hang-up
• Bridge phone-in and USB into one call
• Security: Kensington slot