Free from the cable. Portable Size Bluetooth Adapter: This Bluetooth receiver & transmitter is smaller and more portable. Working range up to 33ft, not limited by wires. 2-In-1 Bluetooth Transmitter Receiver: In transmitter mode(Tx), the Bluetooth adapter is plugged into an audio source such as a TV/PC/MP3/MP4 player and transmits audio to Bluetooth headphones/speakers.
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