NEC compatible Plantronics Encore PRO Direct Connect Mono Wideband Headset, HW291N, | Compatible with NEC office phones, VoIP | iLV(XD)Z-Y(BK), dLV(XD)Z-Y(BK), dt700, dt300,
Amazon.com: Plantronics - Savi 8210 Office Wireless DECT Headset (Poly) - Single Ear (Mono) - Compatible to connect to PC/Mac or to Cell Phone via Bluetooth - Works with Teams (Certified), Zoom : Electronics
PLANTRONICS Poly Voyager 5200 BT Bluetooth Mono headset Black P/N: 203500-105 | eBay
Poly formerly Plantronics Voyager Legend Wireless Noise Cancelling Bluetooth Headset Silver/Black 87300-64 - Best Buy