1、The new version of bluetooth is even more powerful. The signal is more stable and the transmission is faster. 2、Strong compatibility, long-distance reception, convenient to use, plug and play. Enjoy music and TV programs with bluetooth earphone or bluetooth stereo, without affecting others and ensuring privacy. 3、Universal bluetooth drive free transmitter: A transducer transmitting a wired audio signal via bluetooth. Just plug in the 3.5 mm interface or the AB audio cable and pair it with the bluetooth headset or speaker box, without any driver or software, and t 4、Using bluetooth connection of mobile phone and computer, easy and convenient: Effective range control within 10 meters. 5、This bluetooth transmitter can be used in almost any digital product with an audio output (3.5 mm audio interface), just link the audio to the input port. Description: Features: 1. The new version of bluetooth  is even more powerful. The signal is more stable and the transmission is faster. 4. Using bluetooth connection of mobile phone and computer, easy and convenient: Effective range control within 10 meters. 5. This bluetooth transmitter can be used in almost any digital product with an audio output (3.5 mm audio interface), just link the audio to the input port. Specifications: Shell material: ABS Interface: 3.5 mm audio hole Transmission rate: 10 Mbps operating frequency: 2.4 MHz Bluetooth standard: 4.2 Working hours: never lose power Function: stereo bluetooth audio transmission Size: Approx. 65 * 26 * 11 mm / 2.6 * 1 * 0.4 inch Weight: 38 g Package Include: 1 x Bluetooth Transmitter Host 1 x 3.5 mm Audio Cable 1 x 3.5 mm AV Cable 1 x Instruction Book