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2. F&D W4 3W Bluetooth Speaker
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4. Artis BT99 6W Bluetooth Speaker
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6. Artis BT90 Bluetooth Speaker
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8. Philips BT40 Bluetooth Speaker
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General

Sales Package	PORTABLE SPEKAR	1 x Bluetooth Speaker , 1 x User Manual, 1 x Shoulder StrapView More...	Bluetooth Speaker, Charging cable, Aux Cable, User Manual, Holding StrapView More...	1 Speaker, User Manual
Model Name	W4	BT99	BT-90 Wireless Portable Bluetooth Speaker With USB / MICRO SD CARD / FM / AUX INView More...	IN-BT40BK/94/BT40BK/94
Type	Mobile/Tablet Speaker	Mobile/Tablet Speaker	Mobile/Tablet Speaker	Mobile/Tablet Speaker
Portable	Yes	Yes
Bluetooth	Yes	Yes	Yes	Yes
Memory Card Slot	No	No	Yes	Yes
Configuration	Mono	Stereo	Stereo	Mono
Power Source	Battery	Micro USB	Micro USB	5 V DC
Power Output (RMS)	3 W	6 W	3 W
Frequency Response	80Hz-20KHz	100-20Hz	20-100 Hz	80 - 15000 Hz
Impedance	NA	4 Ohms	6 Ohms (Satellite)	4
Color	Black	Black	Black	Black
Wired/Wireless		Wireless	Wireless	Wireless
Wall Mountable Satellite		No	No
Outdoor Usage		Yes	Yes
Built-in Fm Radio		Yes	Yes

Product Details

Configuration	Mono Channel	Stereo Channel	Stereo Channel	Mono Channel
Compatible Devices		Mobiles,Tablets, All Bluetooth devices	All Bluetooth Enabled Devices: phones, Tablets etc., Smartphones, Tablets, Laptops, PC, BT Enabled TVView More...	Smartphones
Battery Capacity		1500 mAh	1500 mAh
Bluetooth Range		10 m	10 m	10 m
Headphone Jack		Yes	Yes
Battery		Rechargeable Li-Polymer, Use Time 6	Lithium Polymer, Use Time 5 hr	Built-in Rechargeable Battery
Bluetooth		2.1 with2.1	2.1 withA2DP	4.1
Charging Time		1.5 hr	1 hr
Driver Type		2 Satellites	2 Satellites	Speaker Driver: 1 x 1.5 inch (40 mm)
Connector Type			Micro USB
USB Ports		1 USB Ports	1 USB Ports
Memory Card Supported		No	Micro SD, TF Card

Dimensions

Width	5.2 cm	9 cm	8 cm	7.2 cm
Height	5.2 cm	9 cm	9 cm	4.1 cm
Depth	5.2 cm	23 cm	20 cm	4.1 cm
Satellite Depth		230 mm

Warranty

Warranty Service Type		Walk in Warranty	Service centre walk in	Philips Toll Free no : 1800-425-6396 , Customer Needs to  Carry the Product to the Nearby Authorized Service Center to Get the Product Repaired or Inspected.View More...
Warranty Summary		1 Year Walk in Warranty	Service centre walk in	1 Year Warranty
Covered in Warranty		Main S	Main Speaker	Electrical Defect
Not Covered in Warranty		Accesories	Accesories	Physical Damage
Domestic Warranty		1 Year	1 Year	1 Year

Other Details

Technology Used		Bluetooth	A2DP Bluetooth
Power Input		220-240 V	Micro USB 5V/1A
Other Features		Stereo Speaker, Soft touch Plastic shell		USB Charging, Net Weight: 140 g, Built-in Microphone for  Hand-free Phone Calls, Micro SD Card (TF Card): Upto 32 GB, Power Supply: 5 V 1 AView More...
Sensitivity		95	95 dB	80 dB
Controls		Mode, Play / Pause, Forward / Rewind, Volume control, Aux inView More...	On/Off, Previous Song/ Volume Low, Next Song/ Volume high, Play/Pause, ModeView More...	Volume: Plus, Minus, Standby
Driver Size		4 inch Satellites	1.5 inch Satellite
Chassis Material		Yes, Soft Touch Plastic Chassis	Yes, Plastic Chassis
Other System Requirements		Bluetooth	Bluetooth, USB input, Aux cable for FM, Memory Card

Audio Features

Other Audio Features		Aux input, USB input, FM Radio, Bluetooth Connectivity		Audio-in: 3.5 mm, Audio Playback: Compression Format MP3
Signal to Noise Ratio		95	85 dB	75 dB
Amplifier		Yes, Built in	Yes, Built in
Distortion			0.1% at 1W
Maximum Output RMS Per Satellite		3