The Session 540 makes the strongest case for itself through placement. Its strap and magnetic mount give a small speaker somewhere to live when a table is unavailable, while app EQ provides more control than a basic travel speaker. That combination suits music close to a work area, picnic seat or packed bag.
Its modest single-driver layout is a reason to keep the ambition local. The 540 is an easy accessory to carry, and the larger Session 900 is the more relevant option when a gathering becomes the main purpose.
Sound
- 49.5 mm driver
- 8 W average output
- Custom EQ
A single 49.5 mm driver and passive radiator underpin the Session 540. Skullcandy separates its 8 W average rating from the 10 W maximum figure. These are manufacturer output ratings. Its room-filling ability and tonal balance remain unverified by an independent listening test.
Indoor, Outdoor and Signature presets make broad changes quickly. The app’s five-band equalizer is the more useful tool if the speaker occupies the same shelf or metal surface regularly. A separate bass boost can be layered over the chosen preset. Start with the ordinary preset and adjust only what the placement needs, because extra bass is also a demand on a small battery.
Connectivity
- Bluetooth 5.3
- Multipoint
- Session stereo and Party Mode
Multipoint keeps two source devices connected, reducing the need to disconnect a laptop whenever a phone takes over. Session Party Mode extends playback across compatible Session speakers. A separate stereo setting assigns left and right channels to two speakers, which is useful when listening from a fixed position.
The distinction matters before buying a second unit. Party playback distributes music around a space, while stereo needs two appropriately placed speakers and a listener between them. The host and guest button sequences take some learning. Existing Terrain owners should check their system separately, since the Session documentation establishes compatibility within the Session family.
Battery & charging
- Up to 17 hours
- USB-C charging
Skullcandy rates normal playback at up to 17 hours and quotes roughly 1 hour 40 minutes to recharge from 1% to full. Volume, bass enhancement and group playback affect the result. A quick charge is useful before leaving, with the support guide quoting more than two hours of playback from ten minutes connected.
Battery Saver reduces bass and temporarily disables EQ switching and Bass Boost. That is a worthwhile emergency option for speech or quiet background listening, but it changes what you hear. It also resets when the speaker powers down, so a previous setting should not be assumed to carry over to tomorrow’s outing.
Design
- 320 g
- IP67
- Strap and magnetic mount
At 320 g, the 540 adds relatively little to a day bag. The magnetic base is especially useful on a suitable metal surface, and the strap provides another mounting route. Check the attachment before letting go and keep the front of the speaker clear so that convenience does not come at the expense of useful placement.
IP67 includes dust protection and a defined temporary immersion rating. That makes wet grass and an accidental splash less concerning, while the USB connection still needs to be dry before charging. The mounting features are the practical reason to choose this design over a conventional small cylinder.
Alternatives
The Session 900 adds a phone-charging output, speakerphone and a larger 40 W system, at substantially greater carrying weight. Stay with the 540 when the mount and low burden matter most. The Tribit StormBox Micro 3 is another mounting-focused option, with a strap, magnetic base and phone-charging capability.
Verdict
Choose the Session 540 for convenient nearby listening and flexible mounting. Its app controls give it room to adapt to different locations, and Session linking offers an expansion path. Buyers expecting one small box to lead a loud outdoor event should spend their carrying allowance on a larger speaker instead.