Outdoor portable waterproof Bluetooth speakers, built in 4500 Ma, sustainable playback 12H, high-power 4 euro 8W dual speakers;
<br />Bluetooth playback, TF card player, 4500 Ma, emergency charging, hands-free calls
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<br />[product color]: blue, orange
<br />[product size]: 19*5.7*8.6cM
<br />[power mode]: Maicon 5V charging, built-in 4500 Ma battery
<br />[USB output]: 5V/2000mah
<br />[music playback format]: MP3
<br />[support file type]: MP3/WMA/APE/FLAC/WAV
<br />[storage]: TF card type
<br />[work current]: 50-300mA DC5V
<br />[bit rate]: 64-320kbps
<br />[FM frequency range]:
<br />[SNR]: 85dB (FM:65db)
<br />[harmonic distortion]: &lt;0.05%, FM:&lt;0.1%)
<br />[work temperature]: 0 degrees -60 degrees centigrade
<br />[Bluetooth emission distance]: &lt;15 meters
<br />[outer box size]:
<br />[for users]: outdoor portable furniture, portable speakers
<br />[product characteristics]:
<br />1. double speakers, actual rated power 4 euro 8W*2 stereo
<br />2.IP6 outdoor waterproof
<br />3. hands free answering calls
<br />4. built in 4500 Ma battery, sustainable play theory time 12H
<br />5.U disk TF Card
<br />6., support songs while charging, not connected 10 minutes after automatic shutdown
<br />7.   noise elimination function, built in noise elimination circuit to make the call clearer
<br />8. output 5V/2A emergency charging