Dimensions: 3.9” x 3.9” x 3.5” (100 mm x 100 mm x 89 mm)
Weight: 12 oz (341.3 grams)
Audio: 1.6-inch speaker, 3.5 mm stereo audio output for use with external speakers (audio streaming requires a compatible Bluetooth speaker or audio cable).
Display: LED display that shows time, outdoor temperature, or timers.
Connectivity: Wi-Fi (802.11a/b/g/n/ac dual-band), Bluetooth (A2DP, AVRCP profiles for streaming from mobile devices to Echo Dot or from Echo Dot to Bluetooth speaker).
Voice Control: Alexa-enabled for voice control of smart home devices, music playback, information retrieval, and more.