ADD OK 

Full Comparison

compare Full Comparison
Bluetooth Speakers:GM-997B
Device typeBluetooth portable speaker
Power, W2x3 W
Frequency response150 Hz - 20 kHz
Audio SourcesBluetooth, micro SD, USB-flash, AUX - 3.5mm, FM-radio
Signal / noise ratio> 96 dB
Number of channels
Speaker2x40mm, 4 Ohm
Subwoofer
BluetoothV4.2+EDR; A2DP, AVRCP, HFP, HSP
USB 
microUSB
Wi-Fi Direct
Composite Output
NFC
Number of Audio Input
Headphone jackYes
Built-in MP3 playermicro SD, USB-flash
Support for HandsfreeYes
Screen
FM radio87-108MHg
Alarm clock
Additionally
BatteryLi-Ion - 3,7 V, 800mAh
Operation duration8 hours
Charge time4 hours
AdaptermicroUSB charging 5V / 1.0 A (not supplied)
Operating Power Consumption
Stand-by Power Consumption
ColorBlack
Package ContentsSpeaker, MicroUSB cable, AUX cable, Manual/Warranty
Height, mm70
Net weight, gr260
EAN13:4891618100918
Width, mm70
Depth, mm
Type of packagingtransparent box
Packing height, mm
Packing width, mm
Packing depth, mm
Package gross weight, gr
Quantity of consumer packages, pcs30
ITF14:
Height of the box, cm39
Width of the box, cm44
Box depth, cm47,5
Box gross weight, kg
Net weight of the box, kg