FULL DIGITAL

Device configuration

Telephone device

Main device

Peripheral device

Seamless fusion of exceptional performance with appealing design.
Unveiling a brand new vision and style of digital telephones.

IP tapping protection, guarding important information securely.
IP key telephone, extending the business intercom infinitely.

For the premium-grade communication equipment that large enterprises invest huge capitals to realize, small and medium enterprises can also achieve the same performance without incurring additional costs.

Integrating speed, scope of coverage, meticulous and high performance, comprehensively grasp the opportunity of every Call-In.

Blessed with all-new features and premium components, pioneering the new frontiers of communication quality.

Next-generation 7-color backlit wide-screen phone

Seamless fusion of exceptional performance with appealing design.
Unveiling a brand new vision and style of digital telephones.

Programmable function keys

The rarely-used external line key can be configured into the One-Touch operating key of commonly-used functions including: Voice recording, voicemail, message monitoring, answering-startup, IP encryption, etc… Customized key stickers can be prepared based on the customer’s requirements. Color-printed function keys add an additional layer of professionalism and style.


Large keys

Large and distinctive numbers take away the visual burden. Such thoughtful designs are user-friendly to older users. The shapes of the keys are meticulously designed to increase usage comfort, thereby enhancing the ease of the function keys operation.


5-point navigation keys

Comprising the central key and 4 directional keys, the instinctive operation mirrors the fluidity of cell phone operation. The angled aluminum-alloy keys enhance the tactile feel and comfort of the keys.


Industry-exclusive feature of 7-color wide-screen monitor

- 7 backlit colors: red, yellow, green, light blue, blue, white and purple.
- Each phone can independently select the backlight color of the screen.
- When used with the Caller ID function, the backlight color and ringtone can be customized for different callers.
- Wide-screen: 6 rows of 20 large characters each.

IP external line + IP intercom
Building an advanced IP communication environment

IP tapping protection, guarding important information securely.
IP key telephone, extending the business intercom infinitely.

Accompanying the growth and development of the company, the scale of the corporate network and communication requirements will continuously expand and evolve. As such, the future of communications platform is of utmost importance. The IP interface of the iA-AS is equipped with the following new features, which allow for ease of building and operation, secure communication, flexible application, comprehensive cost-savings and ease of maintenance to make it the most advanced IP communication platform.

  • Sub Addressing
  • Tapping Protection
  • IP Key Telephone
  • IP Telephone Service
  • CALLER ID
  • Rerouting

The 4 main advantages of the IP interface

The IP interface of the iA-AS uses the SIP communication protocol, supporting IP trunking and IP intercom. The 4 critical advantages of the interface construct an IP communication platform of the highest quality.


Voice packet transmission management --- Ensures clear and stable IP call quality.


Exclusive encryption algorithm technology --- Anti-tapping effect highly commended by Japanese defense and intelligence units. (Note)


Supporting of IP intercom --- Building a no-host hotspot to infinitely extend the reach of the host, thereby enhancing coverage to a global scale.


Supporting of 070 IP telephone service --- Effectively managing various cost-saving tools to comprehensively and radically increase the cost-saving effect.


Basic equipment AA/VM System

For the premium-grade communication equipment that large enterprises invest huge capitals to realize, small and medium enterprises can also achieve the same performance without incurring additional costs.

- The embedded AA/VM system is an extremely potent communication toll that boasts high-speed and stability, while integrating trunk call records / high-level Caller ID usage / high-capacity answering system into a single system that effectively strengthens the clients’ connection and broadens the potential for greater business.

- The 18/40iA-AS is unmatched in the industry that is treated as the benchmark equipment for all embedded AA/VM systems.

- The 108iA-AS comes with the option for a built-in voicemail card.


Automatic switchboard


Online message monitoring


Trunk call recording Supporting recording forwarding


Automatic call distribution(Applicable for 108iA-AS)


Internal and trunk voice messages


Interactive Voice Response Platform


Playback using a single finger


Supporting Caller ID function


High-capacity answering system


Caller ID feature Evolution of high-end intelligence

Integrating speed, scope of coverage, meticulous and high performance, Comprehensively grasp the opportunity of every Call-In

Active usage of the Caller ID can bring about the following benefits, which are critical components for strengthening customer relationship management (CRM):
1. Swift answering response of calls from VIP customers: Strengthen the trust of VIP customers.
2. Significantly increase the call pick-up rate and sophistication: Win over the trust and goodwill of clients.
3. Automatically filter disturbance and sales calls: Reduce the number of working hours wasted.
4. Call-back and redial processes simplified and accelerated: Increased rate of both work productivity and customer service.



VIP hotline


Incoming call ringtone + 7-color backlit display Incoming call identification


Blacklist Automatic voice decline


Automatic declination voice message for caller without Caller ID – supports DTMF and FSK code format


Simultaneously showing 2 Caller ID --- In call + Incoming call


Call history / Sending history


Incoming Fax notification


Communication quality: The ultimate upgrade

Blessed with all-new features and premium components, pioneering the new frontiers of communication quality

The communication quality of Nakayo telephones has long been at the forefront of the market, receiving much commendation and recommendation by users. The iA-AS telephone is equipped with all-new features including voice level amplification, high frequency noise-suppression, and electromagnetic receiver, thereby bringing the communication quality to the next level. No matter where and when you are, you will be able to receive crystal clear, sharp call quality with strong telepresence.



Voice-level amplification

- Press the ‘voice-level amplification’ button to amplify the voice level in 4 stages, from 0/4/8/12 dB to 16/20/24/28 dB, thereby fully doubling the voice level.

- When to use: When the voice of the caller is too soft, the surrounding is too noisy, users with poor hearing (e.g. elderly) etc…

- When using this function, the bottom-right corner of the display will show UP.

- Modes of this function: Single or continuous.


High-frequency noise suppression

- This function can be used to suppress the high-frequency noise level of trunk calls (background noise), in order to obtain a clearer call quality.


Electro-magnetic receiver

- The whole series of iA-AS and iZ-AS telephones are equipped with premium electro-magnetic receivers.

- The electro-magnetic receivers make use of electro-magnetic induction coupling to transmit sound without being affected by the surrounding noise and keeping the sound quality crystal clear.

- Supports coil inductive hearing aids.