Physical Buttons: Power/Mode Switch (Bluetooth speaker power) Touch Buttons: D-pad/Volume ± Back IR Remote: Power/D-pad/Volume ±/Source Switch (Focus)/Home/Back/Google Assistant WiFi Remote App: Nebula Connect for Android & iOS Hardware CPU: Quad Core A53 Chipset GPU: Quad Core Mali 450 RAM: 2GB DDR3 ROM: 8GB eMMC Battery: 9,700 mAh/3.7v Speaker: 8W Wi-Fi: 802.11a/b/g/n Dual Frequency 2.4/5GHz Bluetooth: BT4.0 Dual Mode/A2DP Fan: