t11 lcd bluetooth hands-car auto kit a2dp 5v 2.1a usb charger fm transmitter wireless modulator audio music player with package

1.bluetooth version: v3.0+edr; frequency: 20 h- 20khz; sensitivity: -41db+ / 3db 360; voltage: 5 v + / - 0.5; working current: 45ma (max);2.buyers may return the item(s) for a refund if they are not as described or with quality issues within 7 days from the day the item(s) were received.the buyer is required to afford the returning delivery cost, based on the condition of the item(s) received.