รายละเอียด NEW!!! POLY BLACKWIRE 3310 USB-A Features – Mono or stereo OTH (over-the-head) options – Choose the variant for your device: PC USB-A or USB-C and/or 3.5 mm for mobile connectivity – Corded simplicity and reliability – Easy to use: no training necessary poly-blackwire-3300-series-headset-datasheet
