Specifications: Power Supply: Built-in Li battery Bluetooth version: V2.0 Output: 3.5mm audio cable Receiving distance: 10m with barrier-free Dimensions: 50mm (Diameter) x 20mm (Height) Support mode switch: Bluetooth mode; TF card mode; U disk mode; FM mode Wireless Bluetooth technology Offset the microphone when callback Internet data flow function, can only support For those Internet phones Hands-free calls during driving, in addition, playing music in your phone through car speaker
Matching methods: Press the mode button until the LED indicator begins to flicker repeatedly. Open the Bluetooth function of your mobile phones or computers. Searching Bluetooth device around you, find a device called PT - 750 and match with it. The matching password is 0000. after a successful match, pilot light will slow down. Playing the music from mobile phone , then select music play trough Bluetooth. In the sub menu, the wonderful music can be played back in home speakers or car audio.