Check the listing for details. Scosche FlyTunes BTTWT-SP Wireless Audio Transmitter Bluetooth #23. Color: White, Condition: Open box. Listed at 10.50 USD. Features & details BLUETOOTH WIRELESS AUDIO STREAMING: Wirelessly transmit audio to devices over Bluetooth from in-flight entertainment systems, gym fitness machines, gaming devices, TV, and more using FlyTunes Bluetooth 4.1 technology. EXTENDED BATTERY LIFE: Enjoy up to 8 hours of continuous music play or 180 hours of standby time. Easily recharge the battery from any USB port with the included USB-A to USB-C charging cable. FOLDING AUX 3.5MM PRONGS: Use with either Single or Dual 3.5mm AUX output ports. The prongs fold for a compact design and easy storage and carrying, making this portable device ideal for travel. BUILT-IN CONTROLS: Power FlyTunes has built-in controls including on/off, and play/pause functions. Use the audio streaming or pair it with one or two Bluetooth devices using the multi-function button (MFB). LED INDICATOR: The LED indicator flashes blue when powering on, blinks between blue/red during pairing with a single or dual device, then turns solid red during charging and solid blue once fully charged