Digital Display NFC Adapter Bluetooth

Digital display nfc adapter bluetoothroduct details 5.0 audio adapter 3.5mm aux rca wireless receiver transmitter optical/coaxial music adapter tv pc car speakerdescription:product name::nfc multi function bluetooth-compatible adapterproduct model::m8version: :bluetooth-compatible v5.0chip::ac6951cbattery::3.7v/500mah 602535 (un38.3)using time::listen to music for about 10 hours and stand by for 30transmission range: :10m (barrier free)interface: :3.5mm aux/2rca/coaxial/opticalinput parameter::dc 5v-2.1a(max)support protocol: :a2dp/avrcpproduct dimension: :about 92*65*20mmusing method::drive freeproduct color::blackproduct material::high strength fireproof abs+pcproduct weight::standard version:80gbasic functions: :bluetooth-plifier、projectornet weight:80ggross weight:155g(aux+rca+type-c)product s