2-in-1 Bluetooth 5.4 Wireless Audio Adapter for Car Home RX/TX Mode 6-8H Playback 200mAh Battery Hands-Free Calls Built-in Mic AUX Bluetooth Adapter

[Specifications]
Product Name: Bluetooth 5.4 Wireless Audio Adapter
Model: M28
Color: Black / White
Material: ABS + PC + Electronic Components
Battery Capacity: 200mAh (Built-in Rechargeable Battery)
Bluetooth Version: Bluetooth 5.4
Wireless Transmission Range: Approx. 10–15 meters (open and unobstructed environment)
Charging Port: Type-C Interface
Charging Time: Approx. 1.5 hours
Playback / Operating Time: Up to approx. 6–8 hours
Built-in Microphone: Yes
Working Modes:
RX Mode (Receiver Mode): Blue Indicator Light
TX Mode (Transmitter Mode): Red Indicator Light
Applications:
Receiver Mode:
Connects to speakers or audio systems to receive Bluetooth signals and play music wirelessly. Compatible with smartphones, tablets, laptops, car audio systems, and Bluetooth headphones.
Transmitter Mode:
Connects to devices with an audio output port and transmits sound wirelessly to paired Bluetooth headphones or speakers. Suitable for use with gaming consoles, in-flight entertainment systems, computers, TVs, fitness equipment, and other audio devices with output ports.
[Packing List]
1 × Bluetooth Wireless Audio Adapter
1 × Type-C Charging Cable
1 × User Manual

Features
✅ 2-in-1 RX/TX modes: One-click switching between RECEIVER MODE (Bluetooth audio receiving) and TRANSMITTER MODE (Bluetooth audio transmitting), making one device solve multiple wireless audio needs
✅ Bluetooth 5.4 stable connection: Equipped with BLUETOOTH 5.4 for faster pairing, lower latency, and more stable signal performance within 10–15 m open range
✅ Turn wired audio into wireless: Easily upgrade WIRED SPEAKERS, CAR AUDIO, TVs, and PCs to wireless Bluetooth streaming without replacing existing equipment
✅ Hands-free calling with built-in microphone: Integrated MICROPHONE enables clear hands-free calls in receiver mode, improving driving safety and convenience
✅ Car Bluetooth audio upgrade: Instantly add BLUETOOTH FUNCTION to cars, supporting wireless music, navigation audio, and calls for a safer driving experience
✅ Wireless gaming and entertainment: Transmit audio from SWITCH, PS4, TVs, or PCs to Bluetooth HEADPHONES or SPEAKERS for immersive wireless play and viewing
✅ Ideal for travel and flights: Transmitter mode supports AIRCRAFT AUDIO SYSTEMS, allowing wireless headphone use without cable restrictions
✅ Long battery life: Built-in 200 mAh rechargeable battery provides up to 6–8 HOURS of continuous playback or operation
✅ Fast Type-C charging: TYPE-C INTERFACE enables efficient charging in about 1.5 hours, with convenient daily power replenishment
✅ Clear mode indication: LED INDICATOR LIGHTS clearly display RX mode (blue) and TX mode (red) for easy operation at a glance
✅ Compact and durable design: Made of ABS + PC MATERIALS for lightweight portability, durability, and everyday use
✅ Wide device compatibility: Compatible with smartphones, tablets, laptops, computers, TVs, gaming consoles, fitness equipment, and in-flight entertainment systems via AUDIO OUTPUT PORTS