30 Days Return Fast Shipping Trusted Seller C39 BT 5.1 Audio Receiver 3D Surround Sound Audio Adapter This Bluetooth audio receiver offers approximately 33 feet of long - distance wireless audio transmission. It breathes new life into your old stereo system, making it Bluetooth - compatible. By using our Bluetooth sound adapters, you can effortlessly transmit high - clarity sound wirelessly. Any Bluetooth - enabled device such as smartphones, tablets, computers, and laptops can be the source, and the sound can be sent to any stereo system or speakers. The receiver features a 3D sound function. With a simple switch to 3D mode, you can relish high - fidelity surround sound even from a standard sound source. In the center of the Bluetooth receiver, there is a large knob. This knob is used for conveniently adjusting the volume, ensuring that you'll never have to be concerned about the sound being too quiet. Features: Versatile Interface: The auxiliary BT adapters are compatible with RCA and 3.5mm AUX connections. The BT receiver can also playback songs from a trans-flash card. The home stereo receiver supports most listening methods. Home Stereo BT Receiver: These stereo BT receiver adapters allow you to stream melody from your smartphone/tablet/computer to vintage speakers, home stereo, car stereo system, and upgrade your home stereo system. Enjoy Stereo Sound: Equipped with BT 5.1 chipset, it enables 3D surround high-fidelity wireless audio performance, providing wireless audio streaming, and keeping it always clear, with almost no delay or sound quality degradation. Long-Distance Wireless: The audio receiver also provides about 33ft of transmission distance, so you can move freely around the house without losing connection, and the signal is stable without stuttering and there is no dead corner. Easy Setup: Simple insert and use, pair and setup. This RCA receiver can be easily paired with your phone/tablet/computer, smoothly connected to your non-BT speakers via an audio cable, and then enjoy the wireless melody. Specifications: Model: C39 BT: 5.1 Structure: ABS Color: Black Voltage: DC5V/1A Function: RCA/AUX/Trans-flash Card/BT Item Size: 7 * 6.8 * 3.5cm/2.76 * 2.68 * 1.38in Item Weight: 48g/1.69oz Package Size: 10.8 * 9.8 * 4.4cm/4.25 * 3.86 * 1.73in Package Weight: 117g/4.13oz Packing List: 1*Audio Receiver 1*Power Cord 1*3.5mm Audio Cable 1*Lotus Audio Cable 1*Instruction Manual SHIPPING POLICY: Free Worldwide Shipping RETURN POLICY: 30 Days returns! PAYMENTS: Safe and secure payement with PayPal! FEEDBACK: Customer satisfaction is very important to us. If you have any problem with your order, please contact us. We are here to assist you and resolve any issues that arise, so please give us a chance to do so prior to potentially posting any negative feedback. We are sure that we can provide a solution that makes you satisfied. CONTACT US: If you have any queries, please contact us via ebay. We usually respond within 24 hours on weekdays. Thank you for shopping with us!