Band Wireless

Band Wireless

Band Wireless AppearancePhoto of wearing on right arm

Band Wireless is primarily intended for use in facilities for reliable danger notification and tactile feedback in VR facilities, and can be worn anywhere on the body, including the arms, legs, and torso. It can be worn anywhere on the body, such as on the arms, legs, or torso. It incorporates the ESP32 wireless module and can be remotely driven by Wi-Fi and other major wireless systems. The internal mechanism is almost the same as the Band model, with a built-in battery and wired input support, but audio output is omitted.

This product requires programming and is intended for developers. It is necessary to write firmware and voice data to Hapbeat using VSCode as needed. If you need low latency (a few milliseconds) communication, we recommend using ESP-NOW, but you will need a separate transmitter using an ESP32 microcontroller (e.g. M5Stack).

Please contact us for more information about ESP-NOW.

Reference price: 25,000 yen (including tax)

Reference price list for belt + belt unit

Type

Price

Belt length

Belt length

Arm

1,800 yen

approx. 14-30 cm

approx. 85 cm

Legs

1,900 yen

approx. 35-100 cm

approx. 45 cm

Body

2,000 yen

approx. 43-134 cm

approx. 18 cm

  1. This value includes the amount of rubber extension. In addition to this value, the width of the enclosure (5.4 cm) is added.

  2. In addition to this value, the width of the enclosure (4.4 cm) and the length of the thread ejected from the enclosure (2-3 cm per side) are also added. Vibration Generator

The reference price is for the main unit only. We will support the introduction of general-purpose firmware provided by our company, but individual development costs are not included. We also offer system development services, so please contact us if you are considering introducing the system to your facility.

Development Image

The basic flow of the system is that Hapbeat stores the voice data for vibration drive and sends text commands (e.g., '0,0,0,0,0,0,50,50,0') for playback via Wi-Fi, ESP-NOW, etc. The system is then driven by the user. It can be implemented relatively easily by touching the code of the system to be introduced. For example, in the case of Unity, a transmitter such as M5Stack can be wired via USB, and at the timing you want to send vibrations, you can send text commands to the transmitter using serial communication (firmware for the transmitter is provided).

Technical Specifications

Wireless Module

ESP32-S3-MINI-1-N8

Standby time

Approx. 7 hours *1

Operating time

Approx. 30-60 min. *2

Charging method

USB-C 5 W (5V/1A, approx. 1 hour until fully charged)

Battery used

LiPo battery (3.7 V, 800 mAh)

Weight of main unit

50 g ?

Number of Vibration CH

Monaural (left side audio input is used for vibration)

Input delay

Approx. 2.74 msec *3 + Wireless delay *4

  1. When all LEDs, displays, vibration output, etc. are turned off until the drive signal is received

  2. This is a guideline when playing an EDM track that is constantly vibrating on battery power and looped at maximum volume. Continuous use while charging is possible.

  3. Measured values with Duo are common to all models.

  4. Approximate: a few milliseconds with ESP-NOW, 1 second with Wi-Fi (via MQTT broker)

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