JBL PartyBox 310, tested and verified by Canordi. 240 W, 18 hours of battery life, wheels and telescopic handle, synchronized light show, dual mic/guitar inputs, and IPX4 splash-proof rating. The ultimate beast for the backyard.
What we check on every speaker
- Serial number verified — no lost/stolen reports
- Full-volume listening test: woofers, tweeters, and casing; no distortion or crackling
- Battery life measured (see grade) and power supply tested
- Bluetooth, mic/guitar inputs, USB, and speaker pairing tested
- Light show and control panel tested
- Wheels, telescopic handle, and grille inspected
- Firmware updated, settings reset, shell cleaned
Condition
- New — sealed, never opened, manufacturer warranty
- Grade A — open box, like new, no marks on grille or shell, battery ≥ 90%
- Grade B — open box, very good condition, light signs of use (normal for this size), battery ≥ 85%
Free 30-day returns. 3-month Canordi hardware warranty on Grade A and Grade B items; new items are covered by the manufacturer's warranty. Support in French from our team.

