Quick Disconnect RJ9 Headset for Cisco Phones Works with RJ9 Headset Jack of Any Cisco Phones Make sure if your Cisco Phone has a RJ9 Modular type Headset Jack before purchase.For Other Desk Phones, see the chart below for Smart Cord headsets. Bundle Package Package includes A Headset, built Quick Disconnect A Quick Disconnet Phone Adapter to RJ9 Headset Jack of a Cisco Phone Quick Disconnet Benefit The QD connection, essential connector for professional headsets, also enables you to place a call on hold by simply disconnecting the headset at the QD during a call. It enables you to walk away from the telephone without having to remove the headset Compatible with Cisco Phones' RJ9 Headset Jack for 6921 6941 6945 6961 7821 7841 7861 7931 7940 7941 7942 7945 7960 7961 7962 7965 7970 7971 7975 7985 8811 8841 8851 8861 8865 8941 8945 8961 9951 9971. And Compatible with Avaya CallMaster V, VI and Plantronics M10, MX10, M12, M22 Amplifier The majority of call centres get superior performance from VT(Voice Tube Mic), which is more forgiving of positioning and lighter for a more stable fit. The VT, replaceable, also provides better hygiene and, by using different colors at different testing stages, provides indication of age and condition. INNOTALK Challenge Pro-V headset adopts an adjustable Voice Tube Mic attached on a stainless steel sonic pipe, which is extendable, positioning best distance from your mouth for the perfect audio condition.The Voice Tube Mic delivers a more crispy and real voice than other models having Noise Cancelling Mic, customers feel the best friendly customer support if you are in a quiet environment.Superior durable headset is focusing on Telemarketing service. Easily stay-put click-stop headband and soft Rubber T-bar supports all-day long comfortable wearing. The wideband frequency response receiver specially for IP telephony.Omni-directional Mic with Static shock protection protects customers from noise spikes The Below SmartCord (Selective Compatibility Cord) Headsets are Recommended for All Other Desk Phone Models with RJ9 headset port. Classic Monaural Headset Classic Binaural Headset RJ9 Innotalk Supersonic Headset RJ9Innotalk ChangeProV Headset Innotalk ChangePro RJ9 Headset Add to Cart Add to Cart Add to Cart Add to Cart Add to Cart Customer Reviews 3.1 out of 5 stars 6 4.5 out of 5 stars 5 3.1 out of 5 stars 6 3.1 out of 5 stars 6 — Price $49.00$49.00 $52.00$52.00 $59.00$59.00 $65.00$65.00 $65.00$65.00 Jack Type RJ9 RJ9 RJ9 RJ9 RJ9 Speaker Single Both Single Single Single Noise Cancel Mic ✓ ✓ ✓ Clear Voice ✓