Tribit Portable Wireless Speaker

Tribit StormBox Pro (BTS31) is a high-quality sound Bluetooth speaker. The IP67 rating means the speaker is both waterproof and dustproof. The Tribit Portable Wireless Speaker has Bluetooth 5.0 technology, with built-in high-sensitivity calling MIC and a low-power Qualcomm QCC3008 Bluetooth chip.

You can connect 2 devices simultaneously, or you can also pair two Stormbox Pro in Party mode or stereo mode. It is pretty portable and lightweight with a silicon hand, which makes it easy to carry around.

The battery life lasts up to 20H.

Key aptX™ Features

Consistent audio quality

Fixed compression ratio ensures consistency

Full spectrum of sound

From 20Hz to 20kHz, aptX audio covers the human hearing range

Interoperability testing program

We operate rigorous testing for all aptX enabled products, so you can be confident all products will deliver the same audio quality

aptX™ Tech Specifications

Sound quality
  • THD+N@1kHz: -67dB
  • SNR@1kHz:  93dB
  • PEAQ audio quality:-0.18
  • Qualcomm® Kalimba™ MHz DSP technology: 42MHz@48KHz stereo decode ~45MHz@48KHz stereo encode
Audio Encoding
  • 16-bit, up to 48kHz sampling rate
Program memory usage
  • 3.3kwords (encoder) / 3.6kwords (decoder) 
Data memory usage
  • 1.8kwords
  • ~63MHz (stereo encode) on ARMv7A with NEON 
Bit Rate
  • 384 kbps (48 kHz sampling)