Dayton Audio BTR Bluetooth Audio Receiver with 24-bit/48 kHz Optical Coaxial RCA Outputs
Model: BTR 
Have a vintage reciever and want to add Bluetooth? Look no further! - The Dayton Audio BTR Bluetooth audio receiver provides you with Bluetooth wireless connectivity while retaining great sounding audio. With a variety of output options including analog stereo RCA, digital coaxial, and digital optical, the BTR01 gives you flexibly to integrate it into any audio setup. High sampling rates of up to 24-bit/48 kHz, the receiver gives you audiophile sound quality in a small, portable package.
 
Key Features
Adds Bluetooth connectivity to any audio setup
Sample rates of up to 24-bit/48 kHz when used with coaxial or optical outputs
Analog and digital outputs for connecting to other audio devices such as active speakers, amplifiers, and home entertainment systems
Extended frequency response for uncompromised sound quality
Supports CSR true digital signal outputs and Hi-Fi lossless music playback
Package includes 12 VDC power adapter and Bluetooth antenna