Manufacturer

• AudioCodes  (4)
• Cisco Systems  (4)
• Digi International  (2)
• Hewlett Packard Enterprise  (2)

MSRP

• Under $50  (1)
• $100 - $500  (1)
• $1000 - $1500  (1)
• $1500 - $2000  (1)
• $2000 - $3000  (4)
• $3000 and higher  (4)