In the Google Home smart home ecosystem, the intelligent interconnection and scenario-based control of devices are the core of an enhanced user experience. OpenAudio HOLOWHAS Series Multi-room Streaming Amplifier, including the full range of models HOLOWHAS Ultra, HOLOWHAS Plus, HOLOWHAS Max, HOLOWHAS Ultra-GC and HOLOWHAS Plus-GC, achieves in-depth compatibility with the Google Home ecosystem. Relying on three core values: Google Home App Smart Control, Google Assistant Voice Control, and Cross-scenario Remote Management, it fully empowers four practical functions: Power Control, Mute, Volume Adjustment, and Input Selection. This seamless integration perfectly combines the Hi-Fi grade multi-room audio experience with the open and intelligent features of the Google Home ecosystem, bringing users a smart, convenient and immersive whole-home audio experience.
Google Home App Smart Control: Centralized Management for Intuitive Operation of All Functions
Powered by the official Google Home App, the OpenAudio HOLOWHAS Series (Ultra, Plus, Max, Ultra-GC, Plus-GC) realizes one-stop centralized control of audio devices without additional third-party apps, perfectly fitting into the Google smart home management system. Users only need to add the HOLOWHAS amplifiers to the Google Home App to manage all devices in different rooms—living room, bedroom, study and dining room—on a single interface. The real-time working status of each model and the control entry of the four core functions are clearly displayed, making the whole-home audio management clear and straightforward.
The Google Home App features a user-friendly visual operation interface with simple and clear functional modules. A light tap or slide can complete Power Control, one-click Mute, precise Volume Adjustment and free Input Selection, which is easy to master for users of all ages with zero operation barriers. Meanwhile, the App supports real-time synchronization of device status and multi-device grouping management: users can group HOLOWHAS amplifiers in different rooms to realize synchronous control, or operate a single device independently for personalized audio adjustment. The App also records the latest operation preferences, making the control of the HOLOWHAS Series more humanized and efficient.
Google Assistant Voice Control: Hands-free Interaction with Voice Response for All Functions
The OpenAudio HOLOWHAS Series (Ultra, Plus, Max, Ultra-GC, Plus-GC) is fully optimized for Google Assistant, integrating the powerful voice interaction capability of Google into the whole process of home audio control, and truly realizing a hands-free smart audio experience. Users only need to wake up the voice assistant with the simple wake-up word “Hey Google”, and issue natural language commands to quickly trigger and accurately execute all four core functions, completely getting rid of the constraints of mobile phones and physical remote controls.
Whether you want to turn on the HOLOWHAS amplifier while busy cooking in the kitchen, adjust the volume while lying on the sofa and relaxing, enable Mute with one sentence during a video conference, or switch the Input Selection for a family movie night, a simple voice command can realize quick response. Google Assistant has excellent natural language understanding and multi-scenario adaptation capabilities, and can accurately identify quantitative commands such as “Set the volume of the living room HOLOWHAS Max to 60%” and “Lower the volume of the bedroom HOLOWHAS Plus by 30%”. It also supports multi-language interaction, making the audio control of the HOLOWHAS Series more flexible and convenient, and integrating smart interaction into every detail of life.
Cross-scenario Remote Management: Break Spatial Restrictions for On-demand Control of All Functions
The cross-scenario remote management function of the OpenAudio HOLOWHAS Series (Ultra, Plus, Max, Ultra-GC, Plus-GC) perfectly breaks the physical spatial limitations of audio device control, and realizes all-round remote control of the four core functions through the Google Home cloud ecosystem. As long as the mobile phone is connected to the network, users can remotely operate all home HOLOWHAS amplifiers through the Google Home App anytime and anywhere—whether working in the office, traveling on a business trip, or going out for a short time, and the smart audio control is no longer limited by location.
The remote management function endows the HOLOWHAS Series with more scenario-based application value: you can remotely turn on the amplifier and adjust the appropriate volume and input source on the way home, and immerse yourself in the high-quality Hi-Fi audio experience the moment you open the door; if you forget to turn off the amplifier when going out, one-click remote power off can save energy and avoid unnecessary equipment loss; when family members are at home, you can remotely adjust the audio settings of the HOLOWHAS amplifier according to their needs, and care for the family’s audio experience from a distance. All four core functions can be precisely controlled remotely, making the smart audio service of the HOLOWHAS Series cover every corner of life.
Power Control: Multi-terminal One-click On/Off for Flexible and Efficient Amplifier Management
As the basic core function of the audio system, the OpenAudio HOLOWHAS Series (Ultra, Plus, Max, Ultra-GC, Plus-GC) realizes flexible and multi-terminal one-click Power Control under the Google Home ecosystem, adapting to the start and stop needs of the amplifier in different scenarios and usage habits of users. Users can tap the device icon in the Google Home App to complete the one-click on/off of the HOLOWHAS amplifier, wake up Google Assistant to issue voice commands for quick power control, or remotely manage the power status of the device anytime and anywhere through the remote management function. Multiple control methods are seamlessly connected, eliminating the trouble of searching for physical buttons.
The precise and fast Power Control makes the use of the HOLOWHAS Series more efficient and energy-saving: the one-click start can quickly respond to the user’s listening needs, and the instant stop can avoid idle power consumption of the equipment for a long time. For the grouped HOLOWHAS amplifiers, the Google Home App also supports one-click batch power control, which can realize the synchronous start and stop of the whole-home audio equipment with one operation, greatly improving the efficiency of whole-home audio management and making the control of the HOLOWHAS Series more free and flexible.
Mute: One-click Quick Mute for Smooth Scenario Switching
Aiming at the diverse silent needs in daily home life, the OpenAudio HOLOWHAS Series (Ultra, Plus, Max, Ultra-GC, Plus-GC) is equipped with a humanized one-click Mute function under the Google Home ecosystem, which can realize instant silent switching of the amplifier without step-by-step volume adjustment, perfectly adapting to various scenarios that require a quiet environment such as family rest, online work, phone calls and children’s study.
Users can trigger the Mute function with a light tap in the Google Home App, a simple voice command from Google Assistant, or even a remote one-click operation, and the HOLOWHAS amplifier can immediately enter the silent state, realizing smooth and fast scenario switching. The Mute function of the HOLOWHAS Series does not simply set the volume to zero, but retains the current working status and volume level of the device. When the mute is released, the audio settings can be quickly restored to the state before mute without re-adjustment, making the interruption and recovery of the audio experience more smooth and natural, and perfectly fitting the changing sound environment needs of home life.
Volume Adjustment: Precise Stepless Regulation for Personalized Multi-room Audio Experience
The OpenAudio HOLOWHAS Series (Ultra, Plus, Max, Ultra-GC, Plus-GC) supports high-precision Volume Adjustment under the Google Home ecosystem, with stepless regulation and quantitative voice adjustment dual modes, creating a delicate and personalized auditory experience for users, and giving full play to the multi-room streaming advantage of the series. Through the sliding scale bar in the Google Home App, users can realize stepless and precise volume adjustment, and freely control the volume from soft background music to shocking immersive sound according to different scenario needs, with delicate and smooth adjustment without gear jump.
With Google Assistant voice control, users can realize quantitative and precise volume adjustment, such as “Raise the volume of the dining room HOLOWHAS Ultra-GC to 50%” and “Turn down the volume of the study HOLOWHAS Ultra by 20%”, which is more efficient and accurate. The core highlight of the HOLOWHAS Series is the independent volume adjustment of multi-room devices: users can set different volume levels for HOLOWHAS amplifiers in different rooms according to the usage scenario, realizing the “one room one sound” personalized audio layout, and making the auditory experience of each space in the home just right.
Input Selection: Abundant Wired & Wireless Source Switching for Diverse Listening Scenarios
The OpenAudio HOLOWHAS Series (Ultra, Plus, Max, Ultra-GC, Plus-GC) is built with a rich and comprehensive audio input system, supporting a full range of wired input methods including HDMI ARC, LINE IN, SPDIF IN and mainstream wireless streaming protocols such as Airplay2, Spotify Connect, Google Cast, DLNA, Qobuz Connect. Under the Google Home ecosystem, users can realize free and fast switching of all these input sources, perfectly adapting to diverse home listening scenarios such as music appreciation, movie watching, game entertainment and family gatherings, and giving full play to the strong hardware performance of the HOLOWHAS Series.
Whether users want to connect TV audio via HDMI ARC, link traditional audio equipment through LINE IN or SPDIF IN, or stream music wirelessly via Airplay2, Spotify Connect and other protocols, they can complete the one-click switch through the Google Home App or Google Assistant voice command, without the trouble of manual plugging and unplugging of audio cables, making the input source switching more convenient and fast. The intelligent Input Selection function of the HOLOWHAS Series can automatically identify the connected audio source equipment and display the real-time status of all input sources on the Google Home App. At the same time, it supports quick memory of commonly used input sources, allowing one-click switch to the favorite audio source, and realizing seamless switching between different wired and wireless sources, making the high-quality audio experience of the HOLOWHAS Series within reach at any time.
The in-depth integration of the OpenAudio HOLOWHAS Series (HOLOWHAS Ultra, HOLOWHAS Plus, HOLOWHAS Max, HOLOWHAS Ultra-GC, HOLOWHAS Plus-GC) with the Google Home ecosystem is a perfect combination of professional Hi-Fi audio technology and open smart home ecology. The three core control values build a three-dimensional and all-round operation system for the HOLOWHAS Series, and the four practical functions accurately meet the diverse audio control needs of users in daily life. From the centralized and intuitive control of the Google Home App to the hands-free and convenient Google Assistant voice interaction, from the cross-scenario remote management without spatial restrictions to the precise and humanized control of each single function, every design is close to the actual usage needs of users. The HOLOWHAS Series not only brings users the professional Hi-Fi grade multi-room audio experience, but also integrates the intelligent convenience of the Google Home ecosystem into every detail of audio control, creating a more smart, convenient and immersive whole-home audio solution for Google Home ecosystem users.
For more details, please visit www.openaudio.io
