Denon HEOS 1 HS2 New Hi-Res Audio, Compact, Portable Wireless Bluetooth Speaker with Amazing Sound (Updated Version), Black, works with Alexa Enjoy HIGH RESOLUTION AUDIO AND AMAZING SOUND from custom dual drivers, including a wide range mid-woofer and precision dome tweeter. Perfect for bedroom, hall or kitchen. HEOS 1's angular front profile looks STYLISH AND ADDS AN ELEMENT OF MODERNITY TO ANY ROOM Choose from Bluetooth AND Wi-Fi to WIRELESSLY STREAM MUSIC through popular services like Spotify, Pandora, TuneIn, Amazon Music, iHeart Radio, SiriusXM, SoundCloud, TIDAL or Rhapsody. Connect your iOS/Android phone or tablet, or Kindle Fire device, or GIVE VOICE COMMANDS THROUGH ALEXA, SIRI OR GOOGLE ASSISTANT Add another HEOS 1 and EASILY PAIR SPEAKERS to deliver an immersive room filling stereo sound, with custom EQ sound tailoring that provides a smooth, natural tonal balance, along with dual channel class D digital audio amplification SET UP YOUR SPEAKER (OR SPEAKERS) IN MINUTES in three simple steps - plug it in, tap the app, connect to wireless network and enjoy your favorite music - crisp, clear and amplified HEOS Sound, with Denon's 100-year legacy and Japanese precision technology, speaks volumes of the company's unrelenting attention and innovative craftsmanship in its high-quality audio solutions. Passionately engineered with meticulously designed components, the HEOS 1 speakers deliver exceptional performance - you can be sure that you are getting nothing but the best CONVERT YOUR EXISTING SPEAKER INTO A PORTABLE SYSTEM with optional GoPack Battery that delivers 6 HOURS OF UNITERRUPTED PLAYBACK. GoPack includes a silicon splash guard that seals the jacks and protects them from splashing water while you take a dip in the pool or relax at the beach. The lithium-ion battery can is rechargeable, allowing you to always be connected to your music on the go