Poly Savi 7320 CD DECT Stereo Headset 214777-01Poly Savi 7320 DECT Stereo Headset 214777 01 The Savi 7320 Office headset features a two ear design for users who want to be more productive with both ears covered allowing for maximum noise cancellation. The Savi 7320 has a flexible noise canceling microphone boom with Acoustic Fence Technology and has a talk time of up to 13 hours on a full charge. The Poly Savi 7300 Office Series have been designed to be Poly's most secured DECT headset yet,