Work in Progress

Feature details in this document may change during investigation, discussion, design, and implementation phases.

SoundBox

Payment voice notification speaker.

Overview

The SoundBox is a Bluetooth speaker that announces successful payments with voice notifications. It helps staff confirm payments without looking at screens, improving efficiency and reducing errors.

Availability

Status	Phase
Available	1

Features

Voice Notifications

• Payment confirmation
• Amount announcement
• Payment method
• Multi-language support

Benefits

• Hands-free confirmation
• Reduces checkout errors
• Improves customer experience
• Works in noisy environments

Supported Devices

Brand	Model	Status
VNPAY	SoundBox V1	Available
VNPAY	SoundBox V2	Available

Setup

Pairing

1. Power on SoundBox
2. Hold pairing button (3 seconds)
3. Open PMBH app
4. Go to Settings > Devices > SoundBox
5. Tap Add SoundBox
6. Select device
7. Complete pairing

Configuration

1. Open Settings > Devices > SoundBox
2. Select paired device
3. Configure settings:
   • Language
   • Volume
   • Announcement format

Configuration Options

Setting	Options
Language	Vietnamese, English
Volume	1-10 scale
Announce Amount	Yes/No
Announce Method	Yes/No
Confirmation Sound	Various tones

Voice Announcements

Vietnamese

"Thanh toán thành công, [số tiền] đồng, bằng [phương thức]"

English

"Payment successful, [amount] VND, via [method]"

LED Indicators

Color	Status
Blue (blinking)	Pairing mode
Blue (solid)	Connected
Green	Payment success
Red	Error/Low battery

Screenshots

Screenshots

Screenshots will be added after UI implementation.

Troubleshooting

Issue	Solution
No sound	Check volume, battery
Not connecting	Reset, re-pair
Wrong language	Update settings
Delayed announcement	Check Bluetooth distance

Specifications

Spec	Value
Battery	2000mAh
Standby	72 hours
Range	10 meters
Charging	USB-C

Related Documentation

• Payment - Payment processing
• Mobile App - App integration
• POS Terminal - POS integration