Polycom Compatible VXI Headset Bundle | SoundPoint Phones: ip430, ip450, ip501, ip550, ip560, ip601, ip650, ip670, CX300, CX500, CX600, VVX101/201, VVX300/310, VVX400, VVX410, VVX500, VVX600, VVX1500 BUNDLE OF 2 ITEMS - VXI Tria Wired Headset & Polycom Ergonomic Telephone Interface Cable UPGRADED ERGONOMIC QUICK DISCONNECT - New lighter design puts less stress on fingers and wrist when disconnecting/connecting. Contoured easy grip connector allows for easy disconnect from phone without removing headset. COMPATIBLE POLYCOM IP PHONES - ONLY USE WITH THESE MODELS. IF YOUR MODEL DOES NOT APPEAR PLEASE CALL US - IP 450, IP 501, IP 550, IP 560, IP 601, IP 650, IP 670, VVX101, VVX201, VVX300, VVX310, VVX400, VVX401, VVX410, VVX411, VVX500, VVX600, VVX601, VVX1500, CX300, CX600, CX700. (If your model is missing from this list it will require a different headset). GLOBAL TECK GUARANTEE: 100% Happiness guarantee - Guaranteed to work with Polycom compatible phones - Feel free to contact our friendly trained support specialists based in Virginia. If you have any questions about this product feel free to contact us. PREMIUM AUDIO - High quality speakers and microphone from the makers of BlueParrott products