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Samsung unveils all-purpose retail device with walkie-talkie and POS features at NRF 2020 - TechRepublic
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NEXTAV Wireless Bluetooth PTT Button for Zello Walkie Talkie App for iOS iPhone iPad and for Samsung Galaxy (S4 to S9 which Needs to Run a Middleware App), with Fastener Strap (NX-U2a)-
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