2PCS Industrial Grade 1W 30dBm 400MHz To 480MHz Frequency SA818S-U Half-Duplex Voice Transceiver Module UHF Walkie Talkie Module

2PCS Industrial Grade 1W 30dBm 400MHz To 480MHz Frequency SA818S-U Half-Duplex Voice Transceiver Module UHF Walkie Talkie Module

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