<ul><li><p>TX13 is a dual-purpose Bluetooth adapter with optical fiber. Coaxial. 3.5mm Bluetooth transmission and digital to analog. It uses USB5V power supply. When it is powered on, it enters the search and pairing state, and the red light flashes quickly. It can transfer music from mobile phones, walkman, TV, computer and other devices to your Bluetooth receiver, stereo Bluetooth headset, Bluetooth speaker and other devices wirelessly</p></li><li><p>Can be directly converted into 3.5mm analog signal through the product optical fiber coaxial digital signal, optical fiber coaxial audio input 3.5mm output and speaker, power amplifier and other equipment connected by audio cable to achieve digital analog conversion</p></li><li><p>Switch the interface light through the button to switch the input interface</p></li></ul><p><strong>How to Use:</strong></p><ul><li><p>Connect the USB cable to the 5V charger, the product starts to enter the red light flash mode to search, turn on the Bluetooth speaker Bluetooth headset. Automatic pairing is carried out, the red light is on when the pairing is successful, and the product selects the optical fiber or coaxial 3.5mm audio cable to connect to the TV / computer through the button switch interface. The blue light corresponds to the interface. The TV or computer must be set in external speaker mode.</p></li><li><p>Digital to analog signal, connect TV fiber or coaxial connection product, 3.5mm audio cable to speaker. It can easily solve the trouble of TV without 3.5mm audio port without Bluetooth speaker.</p></li></ul><p><strong>Specification:</strong><br/></p><ul><li><p>Model: TX13</p></li><li><p>Bluetooth version: V5.0, Class II</p></li><li><p>Frequency range: 2.402GHZ-2.480GHZ</p></li><li><p>Bluetooth protocol: A2DP AVRCP</p></li><li><p>Power input: DC5V</p></li><li><p>Working temperature: -10℃~55℃</p></li><li><p>Size: 89 x 54 x 20mm</p></li></ul>