Product Name: Call Center Training Adapter for One Rj9 Cable Connect to Headset Port Model NO.: VB-TB01 Jack Type: USB Jack Diameter: USB Function: Multimedia, Microphone, Noise-Cancelling, HiFi Usage: Home Theatre, DJ, Portable Media Player, Computer, Mobile Phone Communication: Wired Type: Electrostatic Headphones Color: Black Wire Material: PVC Model: Vb-Tb01 Description: Call Center Training Adapter for One Rj9 Cable Con Volume Control: Yes Mute: Yes Sample Leadtime: Around 2- 3 Days Delivery Time: Around 30 Days Place of Origin: China Packing: PE Bag Trademark: VBO Transport Package: Polybag / Gift Box /Blister Specification: CE/ROHS Origin: China HS Code: 85183000 Product Description Call Center Training Adapter For One RJ9 cable connect to headset portFeatures:*3 RJ jack + mute function + Volume control* buddyjackforRJ9typeheadsetSide-by-side training is a key ingredient of any call center training program. This just got easier with the introduction of a small headset adaptor.The Buddy Training Switch makes side-by-side training easy to aeve. There are two separate mute buttons which allow either the trainer or the advisor to easily join or leave the conversation.