Poly
Poly Sync 40+ USB-A/USB-C Speaker with BT700 Adapter
The Poly Sync 40+ speaker offers crystal-clear audio with a 55dB signal-to-noise ratio. Connect via USB-A or USB-C, or wirelessly via Bluetooth with A2DP, AVRCP, HFP, and HSP profiles. Featuring a dynamic driver, bidirectional microphone (-45dB sensitivity), and a lithium-ion battery for up to 30 hours of talk time.
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Updated on May 18, 2026
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