Experience seamless wireless audio with this versatile Bluetooth Transmitter Receiver, designed to convert wired audio signals into Bluetooth transmissions and receive Bluetooth signals for wired audio output. Crafted from durable ABS material and featuring Bluetooth 5.0 technology, this device ensures stable, high-quality audio streaming with low latency, perfect for upgrading your existing audio equipment to wireless functionality. Key Features: · Dual Mode Functionality: Operates as a Bluetooth transmitter (TX) to convert wired audio into Bluetooth signals for wireless output, and as a Bluetooth receiver (RX) to receive Bluetooth audio and output it via wired connections. · Wide Compatibility: Supports various old audio devices through optical, AUX, and RCA red-white interfaces, enabling easy connection to different amplifiers and audio systems. · High-Fidelity Audio: Delivers CD-level HiFi stereo quality with low latency, preserving sound clarity and detail for an immersive listening experience. · Built-in Rechargeable Battery: Equipped with a 300mAh lithium battery that supports charging while in use, providing portability and continuous playback without interruption. · Multiple Audio Output Interfaces: Includes dual fiber optic ports, a 3.5mm audio jack, and RCA conversion interface for flexible connectivity options. · Advanced Bluetooth 5.0 Chipset: Ensures stable transmission and reception with a strong signal and minimal interference, supporting multipoint connection for pairing one to two devices such as headphones or stereo systems. · Convenient Indicator Lights: Features red and blue LED indicators that display connection status—purple light when both are on, slow blue flashing for connected state, and blue flashing for pairing mode. · Compact and Lightweight: Weighing approximately 160g (5.6oz), this device is portable and easy to integrate into your home or car audio setup. Specifications: · Item Type: Bluetooth Transmitter Receiver · Material: ABS · Color: As Pictures Shown · Weight: Approx. 160g / 5.6oz · Output Interface: 3.5mm Audio + Optical · Bluetooth Protocols: AVRCP, A2DP · Bluetooth Version: 5.0 · Battery Capacity: 3.7V / 300mAh · Multipoint Connection: Supports one-to-two device connection (headphones, stereo) · Service Distance: ≤10m / 32.8ft · Frequency Range: 2.402GHz - 2.480GHz Package Includes: · 1 x Bluetooth Transmitter Receiver Upgrade your audio experience with this all-in-one Bluetooth Transmitter Receiver, perfect for converting wired audio devices to wireless Bluetooth output or receiving Bluetooth signals for traditional audio equipment. Its versatile connectivity, high-quality sound, and portable design make it an essential accessory for modernizing your sound system effortlessly.