Features:
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<br />    Wirelessly transmit phone call from mobile phone to car FM Stereo system
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<br />    Switch to Hands-free mode automatically from music playing status when receiving call.
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<br />    Built-in Microphone.
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<br />    Supports music playing from USB/Micro SD card
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<br />    Detect and display the voltage of Car Battery when power on
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<br />    Full 206 channels optional from 87.5-108.0MHz
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<br />    Strong and elegant design with LED frequency display
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<br />    Supports 12-24V
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<br />    Charging Output:5V/2.1A
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<br />    Supports last call redial
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<br />    With remote control
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<br />Specifications 
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<br />    Bluetooth version: Action 4.2
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<br />    Bluetooth Protocol:AVRCP,HFP,A2DP
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<br />    Screen Display Blue LED digital display
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<br />    Frequency range: 87.5-108.0MHZ
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<br />    Frequency stability: ±10ppml
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<br />    Product Input:12-24V
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<br />    Charger output: 5V/2.1A
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<br />    Music Format: MP3/WMA
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<br />    Mic: 4.0MM*1.5MM
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<br />    USB/Micro SD card(Max capacity): 32GB
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<br />    USB /Micro SD card: FAT32
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<br />    Transmit Distance: about 3 m
<br />
<br />    Product Weight: 34 g
<br />
<br />    Product Dimensions: L45 * W45 * H74.5 mm
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<br />    Material: ABS
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<br />Package include 
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<br />    1x Bluetooth hands-free MP3
<br />
<br />
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