Bluetooth 5.0 speaker car Bluetooth receiver O-LED with screen AUX hands-free call mic Specification: Product Name: O-LED wireless audio receiver Gross Weight: 0.15lbs/0.070kg Packing Size: 11.3x8.8x1.3cm/4.45x3.46x0.51 Bluetooth version: V5.0 Frequency range: 2.402GHZ-2.480GHZ Power input port: Micro USB DC 5V Transmission distance: >10m Built-in battery: 200MA Charging time: approx. 2H Operating time: > 10H Audio output: 3.5MM audio output connector Features: This product is OLE-D display Bluetooth receiver on the market, to understand the use of the device status, more futuristic Can make ordinary stereo, amplifier, car easily upgrade to a device with Bluetooth, to achieve wireless Bluetooth operation The product appearance is compact, foolish button is more convenient Easy to use OL-ED display, easy human-machine interaction operation, more convenient operation 3.5mm audio interface, wider range of applications Hands-free call, one key to AN-SWER, safer driving Built-in 250MA battery, ultra-long life, more worry-free use No driver required, no app needed Package Include: 1x Bluetooth Receiver 1x Specification 1x USB charger