Retro Mini Bluetooth Audio

Power mode:USB
Frequency Range:40Hz-20KHz
Shell process:ABS
Connection method:bluetooth connection
Additional features:Voice prompts
Bluetooth version:5.0
Physical dimension:70*110*50MM
Whether built-in battery:Built-in battery
Cabinet material:ABS
Waterproof level:Not waterproof
Effective distance:10 m
SNR:≥70db