Harman Kardon Astra

Harman Kardon Astra

Voice-activated speaker

Getting started with your Harman Kardon Astra

Getting started with your Harman Kardon Astra

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Output power
Frequency response
60Hz – 20kHz
Total rated power
2 x 30W
44mm/1.75” x 3
20mm/0.8” x 3
Dimension (W x D x H)
160 x 160 x 166.5mm
Power supply
IEEE 802.11 a/b/g/n/ac
Wi-Fi operating frequency
2.4GHz band and 5GHz band
2.4GHz Band transmitting power
5GHz Band transmitting power
Bluetooth version
Bluetooth profile
A2DPv1.3 AVRCPv1.5
Bluetooth transmitter power
Bluetooth transmitter frequency range
2.402 – 2.480GHz
Bluetooth transmitter modulation

Stunning 360-degree sound with Amazon Alexa.

The Harman Kardon Astra is a premium voice-activated smart speaker that delivers room filling, 360-degree stunning sound. Featuring multiple drivers and tweeters for high fidelity audio, letting you hear every detail. Astra is powered by Amazon Alexa Voice Service. The built-in 4-microphone array with noise cancellation provides best-in-class voice recognition. Just ask and Alexa can play music, answer questions, place an order, control your smart home devices, and more. The 360-degree chrome ring with diffused lighting effect, metallic finishing with a fully customized pattern grille and the motion wake-up button all complement to the Astra’s sleek and contemporary form factor. Both design and function are melded into one beautiful speaker that will surely enhance any room.

Just ask and Alexa will stream beautiful audio, provide information, place an order, control your smart home, and more. It’s always getting smarter and adding new features with thousands of Alexa skills.
Built-in 4-microphone array with noise cancellation technology allows Alexa to react to your voice commands from afar, across the room. With the noise cancellation technology, it can even hear you ask a question over loud music.
Stream room-filling music wirelessly from your mobile devices via Bluetooth.
Specially angled omni directional transducers and tweeters produce 360-degree of rich and powerful sound that fills up every corner of the room.
The motion wake-up touch buttons light up when it senses the user’s hand, allowing for easy intuitive control. This compliments the elegant and clean aesthetics, as well as enhances any modern home space.

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