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Poly BLACKWIRE C3210 USB HEADSET ( Plantronics ) - 3CX IPPBX 電話系統(香港) | Hong Kong Platinum Partner | Software Based IP Phone & Call Center Solution (HK)
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Amazon.com: Poly - Voyager Focus 2 UC USB-C Headset with Stand (Plantronics) - Bluetooth Stereo Headset with Boom Mic - USB-C PC/Mac Compatible - Active Noise Canceling - Works with Teams, Zoom
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