Quick Disconnect RJ9 Headset for Professional Jobs Works RJ9 Modular Headset Jack Make sure if your Phone has a RJ9 Modular type Headset Jack before purchase. For Pin Type (called 2.5mm) Jack, Refer to the headset below chart Bundle Package Package includes A Headset, built Quick Disconnect A Quick Disconnet Phone Adapter to RJ9 Headset Jack of a Desk 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 8 Selectable Smart Cord compatible with Most Desk Phones Audio processor cords make it possible to connect virtually any desk phone Even though the headset and desk phone may be plug-compatible, the wiring is determined by the individual telephone manufacturerCisco, Polycom and Avaya phones have different wiring so need different cord.Eliminates the need for multiple cords for connecting to different phone systems Microphone Volume Boost - Mic amplifier on switch positions 6 through 8 boosts signal gain by approximately 12 dB(Double). Selectable switch RJ9 Headset fit to RJ9 Cube-Shaped (NOT Round-Shaped) Headset Jack of Most Phones , NOT Computer/Smartphone. Classic Monaural Headset, Traditional style design, cost effective superior durable headset is focusing on Telemarketing service. The superior durability of the INNOTALK Classic headset provides long lasting value under the most telephone-intensive conditions and cost-effective solution to call center.The included virtual RJ9 cord has an 8-Position selector switch, providing compatibility to work with most phones. Plus, Like the GN1200 smart code, switch positions 6 to 8 can double loud your voice to the other side.Easily stay-put click-stop headband and soft Rubber T-bar supports all-day long comfortable wearing. With your office phone system, Static shock protecting Noise cancelling microphone delivers reduced background noise in noisy office while enjoy additional productivity keeping both hands free. The flexible goose-neck microphone boom allows you to get an optimal positioning from the mouth. Superior durability headset offers a cost-effective solution to call center. Acoustic shock protection receiver 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 ✓