From JBL the Soundboost 2 MotoMod Speaker for Moto Z Series Phones Only. This motomod comes with a black finish.

Features:
- Pull out your phone, turn up the volume, and get the party started. Instantly add premium JBL stereo sound to your smartphone. No pairing required.
- 200Hz - 20 kHz Frequency Response
- A splashproof coating protects against spills and light rain
- Built-in speaker for hands-free calling, comes in loud and clear everywhere you are.