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Full Comparison

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Bluetooth Speakers:GM-990B
Power, W2x5 W
Frequency response65 Hz - 20 kHz
Audio SourcesBluetooth, USB-flash, micro SD, AUX - 3.5mm, FM-radio
Signal / noise ratio> 80 dB
Number of channels
Device typeBluetooth portable speaker with Power bank and TWS
Speaker2x45mm, 4 Ohm
SubwooferPassive
BluetoothV4.0; A2DP, AVRCP, HFP, HSP
USB 
microUSB
Wi-Fi Direct
Composite Output
NFC
Number of Audio Input
Headphone jack
Built-in MP3 playerUSB-flash / micro SD / AUX-in
Support for HandsfreeYes
Screen
FM radio87.5-108 MHg
Alarm clock
AdditionallyPower bank, TWS mode
BatteryLi-Ion - 3,7 V, 1500mAh
Operation duration6 hours
Charge time2-3 hours
AdaptermicroUSB charging 5V / 1.0 A (not supplied)
Operating Power Consumption
Stand-by Power Consumption
ColorBlack
Package ContentsSpeaker, USB -microUSB cable, Audio cable AUX, Manual/Warranty
Length, mm260
Width, mm89
Height, mm105
Weight, gr830
Type of packagingtransparent box
Unit number per packing1
Length of package, cm
Width of package, cm
Height of package, cm
Weight of package, gr
EAN1:4892378101313
Quantity of consumer packages, pcs12
Length of the box, cm56
Width of the box, cm31.1
Height of the box, cm25.5
Gross Weight, kg11.66
Net Weight, kg8.88
EAN2: