Bluetooth 5.3 Wireless Audio Data Transmitter Receiver USB PC Dongle Adapter

5.4 Bluetooth dual-mode and dual-channel, compatible with Bluetooth 2.0,3.0,4.0,5.0 and 5.1 specifications. Support Bluetooth 5.4 dual-mode specification (LMP 12.45 real Bluetooth 5.3 standard). Bluetooth version: 5.4(BLE low power consumption, low delay).

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