{"title":"Bluetooth 5.0 Audio Receiver Board-Controllable Volume","handle":"bluetooth-5-0-audio-receiver-board-controllable-volume","url":"/products/bluetooth-5-0-audio-receiver-board-controllable-volume","description":"A compact Bluetooth 5.0 audio receiver board that turns any wired speaker into a wireless one. Simply connect power (3.7–24V) and wire up your speaker — pair it with your phone and start streaming music wirelessly. The board features auto-reconnect, so it automatically pairs with the last connected device.\n\nAn integrated dial button provides convenient control: rotate left/right to adjust volume, and press to pause or play. The module supports WAV, APE, FLAC, and MP3 audio decoding with a transmission range of up to 15 metres.\n\nKey Features\n\n\nBluetooth 5.0 – Backward compatible with 4.2, 4.1, and 4.0\n\nWide Power Supply – 3.7V to 24V DC input\n\nVolume Control Dial – Rotate to adjust volume, press to play/pause\n\nAuto-Reconnect – Automatically pairs with the last connected device\n\nMulti-Format Decoding – WAV, APE, FLAC, and MP3 support\n\n15m Transmission Range – Line of sight\n\nCompact Size – 30 × 44mm (1.18\" × 1.73\")\n\n\nHow to Pair\n\nPower on — blue LED flashes quickly and a beep sounds\nOn your phone, search for Bluetooth device \"XY-WRBT\"\nTap to connect — a confirmation beep sounds and the LED stays on\nPlay music — the LED blinks slowly during playback\n\n\nIdeal For\n\nConverting wired speakers to wireless Bluetooth\nDIY portable speaker builds\nAudio projects and maker builds\nRetrofit upgrades for older audio equipment\n\n\n\nNote: This board has no built-in lithium battery protection circuit. If powering from a LiPo battery, use a separate LiPo charger board. The module auto-shuts off below 3.3V. Handle with care — the Bluetooth chip is sensitive to static electricity.\n\n\nPackage Contents\n\n1× Bluetooth 5.0 Audio Receiver Board with Volume Control\n","vendor":"DFRobot","product_type":"physical","in_stock":true,"options":[],"variants":[{"id":2631,"title":"Default Title","sku":"DF-DFR0719","price":6.7,"on_sale":false,"in_stock":true,"available_quantity":96,"option1":"Default Title"}]}