Sennheiser RS 175
A straight plug is better when the jack is on the top or bottom of your player.
The highest frequency at which device produces audio. The higher the high-frequency response, the clearer and crispier the treble.
The lowest frequency at which the device produces audio. The lower the low-frequency response, the stronger and juicier the bass.
Devices with a higher sound pressure level are generally louder when supplied with any given audio source.
AKG K553 Pro
Impedance is the device’s electrical resistance to the current being pushed through it. The lower the impedance, the easier it is to get higher volume and requires less power.
Flips Solo 2 Social
The battery can be recharged and used over again.
The time it takes to fully charge the battery.
Sony Xperia Ear Duo
An indicator shows you when the device has low battery.
The battery is removable and can be replaced by the user if broken.
Wireless devices allow users more freedom of movement.
The device can connect at a greater distance via Bluetooth or infrared to another device.
A standard 3.5mm male connector is suitable for use with all MP3 players and computer sound cards.
When covered under the manufacturer’s warranty it is possible to get a replacement in the case of a malfunction.