Avantree Voyager HA Auracast & Bluetooth 5.4 Audio Transmitter for Headphones with Display Volume Control, Qualcomm Chip, Firmware Upgradeable, AUX Airplane, PC, and Wireless Listening

【BUILT FOR AURACAST PERSONAL LISTENING DEVICES】 Designed for modern Auracast-ready personal listening devices, such as GN Danalogic Extend, Jabra Enhance Pro 20, and ReSound Nexia. Pairing requires compatible smartphones (e.g., Galaxy S20+) or companion apps. 【WIRELESS AUDIO BROADCAST】Transmits audio wirelessly from airplanes, PCs, or any AUX source via Auracast or Bluetooth. Auracast requires a compatible receiving device. 【SIMPLE MODE TOGGLE & DISPLAY】Switch easily between Auracast and Classic Bluetooth using the physical slider. OLED screen shows real-time connection and mode status. 【ONBOARD VOLUME ADJUSTMENT】Control the audio output directly with volume buttons. Useful when the source device lacks its own volume control. 【UPGRADEABLE VIA FIRMWARE (DFU)】Future-ready with firmware upgrade support, allowing performance enhancements and wider device compatibility. 【CONNECTS TO ANY AUX SOURCE】Supports 3.5mm AUX input from airplanes, computers, radios, gym equipment, and other standard audio devices.