Description: Application: This bluetooth-compatible audio adapter makes your speaker can receive wireless audio signal and play music. Fits devices: This digital to analog audio adapter is suitable for connecting with a TV, computer, DVD player, phone, and so on. Fast speed: With bluetooth-compatible 5.0, this wireless audio adapter can deliver a low delay and stable audio transmission. Suitable places: This digital to analog audio converter is a good fit for home, office, hotel, meeting room, stage, and so on. Wide compatibility: This bluetooth-compatible audio adapter is designed with optical and coaxial input, 3.5mm and for RCA output, can fit many kinds of devices. Specification: Material: ABS. Input: Optical, coaxial, bluetooth-compatible. Output: 3.5mm, for RCA. Power port: DC 5V, 1A. Bluetooth-compatible version: 5.0. Distance: Approx. 10m/32.81ft. Sensitivity: 94±3db. Frequency response: 20Hz-20Khz. Distortion: <0.1%. Supported protocol: AVDTP1.3, AVDTP1.4, GVRADP1.3, A2DP1.3, HFP1.7, HSP1.2, AVRCP1.6. Size(LxWxH): Approx. 79x57x22mm/3.11x2.24x0.87 inch. Note: There might be a bit of color distortions due to different computer resolutions. There might be a slight error due to different hand measurements. Package Includes: 1 Piece Bluetooth-compatible Audio Adapter(with 1 Piece for Micro Power Cable, 1 Piece 3.5 to for RCA Cable, 1 Piece Optical Cable, 1 Piece User Manual).