Prezentare generală de la furnizor:
Casca Bluetooth Plantronics Stereo Voyager Office М4220-M USB-A, Superior Noise-canceling Microphone with 2 microphones: 1 uni-directional; 1 MEMS-directional, Up to 12 hours talk time and 15 hours listen time, Speaker range 20 Hz–20 kHz, 32Ohm, 150g, Storage Case (214003-05)
