Amplifier
Amplifier:Electronic device for increasing the amplitude of electrical signals, used chiefly in sound reproduction.
Audio
Signal-to-Noise Ratio (SNR):This is the ratio of signal intensity to noise intensity.
85 dB
RMS rated power:RMS (Root mean square) is a measure of the continuous power required by a device, in particular audio amplfiers and loudspeakers.
20 W
Loudspeakers
Woofer diameter (imperial):
10.2 cm (4")
Woofer:Loudspeaker designed to reproduce low frequencies.
Tweeter diameter (imperial):
3.81 cm (1.5")
Tweeter:Loudspeaker designed to reproduce high frequencies.
Number of drivers:The quantity of drivers, which are individual transducers that converts electrical energy to sound waves.
2
Audio output channels:An audio output channel is an electric circuit which acts as a path for a signal produced by a device. A device may have several audio output channels.
2.0 channels
Other features
Display:The description of display that can includes display type, resolution, size etc.
LED
Packaging content
Quantity per pack:The amount in each pack.
1 pc(s)
Packaging data
Package weight:Weight of the packaged product.
1.79 kg
Package height:The distance from the top to the bottom of the packaging.
290 mm
Package depth:The distance from the front to the back of the packaging.
170 mm
Package width:The distance from one side of the packaging to the other.
200 mm
Package type:The type of product package e.g. box.
Box
Performance
Backlight:Product has a built-in light source for its illuminating.
Karaoke:Form of entertainment in which people take turns to sing popular songs into a microphone over pre-recorded backing tracks.
Housing material:
Faux leather, Metal, Plastic
Recommended usage:What the product should be used for, and how it should be used (e.g. ambient temperature).
Universal
Ports & interfaces
Microphone in:The socket where a microphone is connected to the device.
USB 2.0 ports quantity:Number of USB 2.0 ports (connecting interfaces) in the device. USB 2.0 was released in April 2000 (now called "Hi-Speed"), adding higher maximum signaling rate of 480 Mbit/s (effective throughput up to 35 MB/s or 280 Mbit/s), USB 2.0 ports are usually black.
1
Wi-Fi:Popular technology that allows an electronic device to exchange data or connect to the internet wirelessly using radio waves.
Bluetooth version:The type of bluetooth technology in the product e.g. Bluetooth Smart (v4.0).
5.2
Bluetooth:Bluetooth is a low-power radio technology developed to replace the cables and wires currently used to link or connect electronic devices such as personal computers, printers, and a wide variety of handheld devices including mobile phones. Because it uses radio-wave connectivity, a Bluetooth-enabled device has a constant, established connection to whatever browser it uses. This saves the user the trouble of logging on to check for emails or news updates, for example.
Connectivity technology:
Wired & Wireless
Power
Battery life (max):Maximum battery life. Mobile Mark™ (2002) is the standard often used to benchmark battery life time.
12 h
Battery capacity:A measure of the charge stored by the battery. Determined by the mass of active material contained in the battery.
2400 mAh
Power source type:What the power source is.
Battery
Technical details
Warranty period:
2 year(s)
Weight & dimensions
Weight:Weight of the product without packaging (net weight). If possible, the net weight is given including standard accessories and supplies. Please note that sometimes the manufacturer leaves out the weight of accessories and/or supplies.
1.48 kg
Height:The measurement of the product from head to foot or from base to top.
250 mm
Depth:The distance from the front to the back of something.
145 mm
Width:The measurement or extent of something from side to side.
165 mm
