A month later, he got an email from the BTS766 support team. Subject line: “Your RockBox Pro Manual Feedback?” The body was blank except for a link. He clicked it. It led to a PDF titled bts766_speaker_manual_best_v2.pdf . The first page had a single sentence in bold red:
: Press and hold the power button for approximately 3 seconds until you hear a voice prompt or see a flashing blue indicator . bts766 speaker manual best
One evening, the speaker emitted a robotic voice: “Update available. Connect to BTS766 Companion App.” He groaned, downloaded the app, and hit “Update Now.” The speaker went dark for a minute, then rebooted with a cheerful chime. “Update complete. New features unlocked. See manual for details.” A month later, he got an email from the BTS766 support team
for hands-free calling. While the volume is often cited as impressive for its size, sound quality is standard for budget speakers, focusing on clarity rather than deep bass. User Manual Highlights First-Time Use : You must fully charge It led to a PDF titled bts766_speaker_manual_best_v2
: Compact, portable form factor typically available in black. : Often carries a 1-year manufacturer warranty when purchased new. Cash Converters Best Practices for Use Bluetooth Shower Speaker Instruction Booklet - FCC Report
Then came the firmware update.