Frequency: 2.4GHz - 2.48GHz

Bluetooth transmission range: < 10 meters

Bluetooth reception range: < 10 meters

Bluetooth receiving function Connects to I mobile phon

Bluetooth transmission function: Connects to 1 pair of Bluetooth headphones/Bluetooth speakersBattery capacity: 180mAhCharging time: Approximately 2 hours

Playing time: Appraximately 10 hours Ireceiving model, appraximately 8 hours Itranamitting mode)

Builtin highdintion rase redetion calleect, spparts A, SSC audo dcaing teate audo piueg that can be ber, liphtaeight and cany to ur can e caried round ued asareciver

3.5mm aueliary universal interface, suitable for various audio devices