Bluetooth 5.0 Receiver Transmitter 2 in 1 C28 Wireless Adapter 3.5mm Jack For Car Music Audio Receiver Aux Headphone Handsfree

Specifications:
Product model: C28 Bluetooth audio receiving and transmitting combo
Product color: black
Battery capacity: 140Amh
Working range: 10m (without any obstacles)
Charging time: 1h
Use time: 4h
Suitable type: computer, TV, projector (transmission mode)/speaker, earphone (reception mode)