SVC-WBT32 Crystal Clear Sound Quality Supervoice Bluetooth headsets with directional noise canceling microphone are built with wideband audio to ensure HD natural hearing. The acoustic noise canceling structure ensures crystal-clear conversations even in noisy environment. The One Press mute button ..
SVC-WGSEHS1 Wireless Headset Adapter is perfect for connecting Grandstream EHS compatible phones to a Supervoice SVC-WDC10 or WDC20 Wireless DECT Headset. It is simple to use and install, and allows the user to control off-hook, talk, and on-hook modes of Grandstream IP phones from the headset..