Bluetooth solution: 5.0 EDR, A2DP, HSP, AVRCP
Frequency: 2.4GH z- 2.48GH z Bluetooth receiving distance = 10 meters
Charging voltage: DC 5V Battery 300 mAh
Working time: about 6 hours
Bluetooth receiving function: connect 1 mobile phone
Bluetooth transmitter function: 2 sets of Bluetooth headsets or Bluetooth speakers can be connected at the same time
Product size: 6.6 x 4.8 x 1.4 cm
Packing size: 9.2 x 7.1 x 3.4 cm