Enjoy Wireless Audio – 2-in-1 Bluetooth 5.4 Receiver & Transmitter. Switch between Receive and Transmit modes with one click. Note: Only one mode (Receive or Transmit) can be used at a time. Receiving Mode: Connect to wired speakers or audio devices via 3.5mm AUX input to receive Bluetooth audio wirelessly. The indicator light is blue in this mode. Transmitting Mode: Connect to the audio output port (e.g., TV, PC, game console) via 3.5mm AUX cable to transmit audio wirelessly to Bluetooth headphones or speakers. Built-in 200mAh rechargeable lithium battery with USB-C charging port and real-time battery level indicator. Wired-to-Wireless Conversion: Easily upgrade non-Bluetooth speakers for wireless audio playback. Hands-Free Calling: Built-in microphone supports clear voice calls—ideal for car use. Enables Bluetooth connectivity for music, navigation prompts, and calls while driving. Gaming & Travel Use: Compatible with Nintendo Switch, PlayStation, Xbox, laptops, and more. Stream audio wirelessly to Bluetooth headphones for gaming, travel, or workouts—no cables required. Color: White Material: Plastic Package Includes: - 1 × Bluetooth Audio Receiver/Transmitter - 1 × USB-C Charging Cable Note: Actual product color may vary slightly due to screen settings and lighting conditions. Dimensions may vary by ±1–3 cm.