On back of the speaker you'll find a grille for the bass port as well as a flap that hides a 3.5 mm analog jack, reset button, charging port and a USB - A port for topping up your phone in a pinch.
On the bottom
back of the speaker there's a power port and a 3.5 mm audio output jack, which means that you can connect the Echo Plus to a much larger speaker or audio system.
An extruded aluminum heatsink covers the
entire back of the speaker, while the top is dominated by an oversized aluminum volume - control wheel.
People currently have to key the unique eight - digit ID code displayed in a TV's set - up menu or printed on
the back of speakers into the router, ensuring that it only talks to those devices.
At
the back of the speaker rests a single power / function button, as well as a USB port and an Ethernet port, set just above where the power cable snakes out.
The colors on
the back of each speaker matches the color on the receiver's rear panel and even the colors of the speaker cables, so you'd have to be very careless to hook up the speakers incorrectly.
In contrast, the Home has a single, front - firing speaker driver with passive radiators on the side to reinforce the bass, and the sound seems even more muffled when you move to the sides and
back of the speaker.
A keyhole mounting bracket is installed on
the back of the speakers, as are four 1/4 - inch - threaded inserts for those who wish to use an articulated wall - mount.
There's also a horizontal hangar deck midway down
the back of the speaker that allows an upward - facing passive radiator to move air.
We liked the fact that Cambridge Audio's Bluenote 100 comes with an analog bass - control knob on
the back of the speaker, making it easy to tweak this model's sound without the need for an app.
This dust and waterproof is achieved by having a sealed speaker unit and inputs hidden by a beefy rubber flap on
the back of the speaker.
However, a USB charge - out port and power button are more inconveniently placed on
the back of the speaker.
This means you should also maintain at least 6» of clearance from
the back of the speaker.
Once the hatch is closed, any connected cables are channeled through
the back of the speaker.
Around
the back of the speaker is a small rubber cover that hides the USB charging port.
Our test iPhone 4S found and connected to the Creative Sound Blaster Axx SBX 20 quickly, though it required pressing and holding the small Bluetooth button that's located at
the back of the speakers at the bottom.
Reaching around
the back of the speaker to mute its mic isn't the most convenient scenario, but it's an action I rarely find myself performing in my home anyway.
On the downside, Denon has come up a very strange way of adding the HomeCinema to your Wi - Fi network: You plug the provided 3.5 mm Audio / Setup cable into your mobile device's headphone jack, and then connect the other end to a jack on
the back of the speaker.
The auto power feature can also be disengaged using a switch at
the back of the speaker.
To beef up the low end, the speaker also incorporates a top - facing radiator plate that releases sound through a slit cut into
the back of the speaker.
And, yes, on
the back of the speaker there's a mute switch (a real switch like the Home Mini), and a USB - C port for... charging a phone?
The wiring goes from the sound unit to
the back of the speaker for an unobtrusive visual experience.
For me, that put the speakers about 8 feet apart with about 42 inches to each side wall from the outside edges, and about 32 inches from the wall behind them, as measured from
the back of the speaker.
The S 8 ATM Dolby Atmos elevation speaker's metal feet innovatively align with these connectors so
the back of the speaker has a clean design.
Along
the back of the speaker sits the mute switch, a power input, USB Type - C input, and a 3.5 mm input.
These speakers are built for bass, with a 12 inch subwoofer and a massive 15 inch passive radiator in
the back of the speaker to help disperse the low frequencies.
At
the back of the speaker are Aux ports for both input and output, a USB port for charging a smartphone, and a mini-USB charging port.
The power cord is hidden at the bottom of the Sonos One, while the Ethernet port is positioned at
the back of the speaker, along with a pairing button.
When placing the surround speakers behind you, remember that the left and right labels on
the back of the speaker refer to left and right as you face the TV — this will keep you from hearing oddly placed sounds when you watch that first show or movie.
On
the back of the speaker you'll find the microUSB port and 3.5 mm aux port for legacy devices.
With a dedicated button on
the back of each speaker pairing is quick and the connection reliable.
Round
the back of the speaker you've also got a 3.5 mm input (just in case you want to opt for a wired connection for any reason) and a two - pin power connector that accepts the speaker's annoyingly short power cable.
JBL chooses instead to leave the speaker's inputs at
the back of the speaker where you'll find a charge port, a USB port for charging your smartphone, and a 3.5 mm Aux input exposed to the elements.