Digitális kettős LED USB áram feszültségmérő teljesítmény 5V érzékelő mérő

Digital Dual LED USB Current Voltage Meter Voltmeter Power 5V Detector Ammeter
Description:Function introduction: support Bluetooth function / double decoding MP3, WMA, WAV format music / read USB disk / read SD card / radio FM / external audio input LINE IN (AUX) / infrared remote control / power off memory / with amplifier 2 * 3W / Power supply 5VThe main function:1. Double decoding supports music in MP3/WMA/WAV format;2. with digital tube display;3. with power amplifier dual speakers 2 * 3W;4. with Bluetooth function;5. with switch;6.support MMC / SD / MMA and other cards, support USB interface (U disk);7.support radio FM, receiving frequency band (87.5MHZ-108.0MHZ);8.power off memory function 24C02;9.support 5-10 meters distance infrared remote control operation;10.Support external audio input LINE IN (AUX);11.button: four-button multi-directional control: PREV / / VOL-, PLAY / PAUSE, NEXT / VOL , MODE;12.5V charging function; The button operation details:1. “PREV/VOL-”:; Short press in the USB/SD/Bluetooth status for the previous track, set the long press volume to decrease; short press the last station in the FM state.2. “PLAY/PAUSE”: Short press play/pause in USB/SD/Bluetooth status; press and hold the full channel search station in FM status.3. “NEXT/VOL ”: Short press the previous track in USB/SD/Bluetooth status, set long press volume plus; FM status short press one station.4. “MODE”: The switching sequence is USB→SD→FM→AUX→Bluetooth; The remote control button description:1. POWER: Standby (STANDBY) This button cannot be switched.2. MODE: The switching sequence is USB→SD→FM→AUX→Bluetooth;3. PREV: Short press in the USB/SD/Bluetooth state for the previous track; long press in the USB/SD/Bluetooth state for the song to rewind; short press the last station in the FM state, long press the scan to search for the previous station.4. NEXT: Short press in the USB/SD/Bluetooth state for the next track; press and hold the song for fast forward in the USB/SD/Bluetooth state; short press a station in the FM state, long press the scan to search for the next station.5. VOL : short / long press for music plus.6.VOL-: short / long press for music minus.7.REP: USB/SD playback single key repeat and all the cycle between the switch button, boot for all loops.8.MUTE: Mute button, press mute, press again to release.9.EQ: sound field mode. NORMAL→BAS→POP→ROC→JAZZ→CLA→CUT→NORMAL10. PLAY / PAUSE: play / pause in the USB / SD / Bluetooth state; long press in the FM state for the full channel search and save the station.11.0~9: In the USB/SD to do the direct selection button, more than 10 consecutively input the number to be selected; in the FM state, do the direct selection button, you can directly input the station frequency and channel number.Note: Input voltage: 5VPackage Included:1PC*5V USB Charger Battery Digital Current Voltage Voltmeter Ammeter Detector
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