Poly Sync 20 USB-A wired speaker phone is a portable personal spakerphone. Poly Sync 20 has a USB-A cable for a PC or laptop.  Designed for a personal conference call with 6 people or less. It has three microphones for 360˚ voice pickup. It has a USB-A cable that can connect to any PC or Mac.  When the battery is charged, it has 20 houurs of battery use time.

Key Features:

• PC and Mac compatible via USB-A cable
• Touch‐sensitive controls
• 3 microphones
• 360˚ room coverage with noise canceling and echo reduction
• Wideband audio for nature sound
• IP64 dust and water resistant rated
• Microphone pickup range: up to 7 ft (2 meters)
• Battery time: Up to 20 hours, Standby Time: Up to 2 week

Old Poly part # 217038-01

New HP part # 772D2AA

For more detail informaiton, see Poly Sync 20 datasheet