Harman Kardon SoundSticks IV Bluetooth Speaker SOUNDSTICKS4. Top-down subwoofer. Transducers: 1.4" full range x 8, 5.25" subwoofer x 1. Wireless Bluetooth® streaming. Bluetooth® version: 4.2. Bluetooth® profile: A2DP 1.3, AVRCP 1.6T.
eBay