BT53Q Bluetooth Handsfree Car Kit Audio MP3 Player QC3.0 Dual USB Charger Adapter Internet & Media Streamers Unit Noise Figure (Db) =5dB

Unit Noise Figure (Db) =5dB Electromagnetic Compatibility ETS300 694-4 I/O Impedance 50 Power Adapter US Plug Connector Type N-Female Packing List 1 x Phone Repeater

voice query

It contains an Arduino Nano compatible PCB chassis that can be easily installed with Arduino Nano or other compatible motherboards

maximum volume

System Requirements:  Andriod4

BT53Q Bluetooth Handsfree Car Kit Audio MP3 Player QC3.0 Dual USB Charger Adapter Internet & Media Streamers Unit Noise Figure (Db) =5dBFeatures: 1. Support Bluetooth hands free phone calling via built in microphone, just press the button to answer phone call. 2. Support TF card and USB flash drive reading (up to 32GB Max), can play music files on MP3 WMA WAV FLAC format. 3. Dual USB ports with QC3. 0 version, provide and output the best and fastest charging current. 4. Support voltmeter function, the screen can display the car battery voltage. 5. Built in noise cancellation