Grandstream Networks GMD1208 User manual

Grandstream Networks, Inc.

GMD1208

Desktop Wireless Microphone

User Guide

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GMD1208 User Guide

Version 1.0.1.31

transmittal of the entire or any part, in any form or by any means, electronic or print, for any purpose without

the express written permission of Grandstream Networks, Inc. is not permitted.

The latest electronic version of this guide is available for download here:

http://www.grandstream.com/support

Grandstream is a registered trademark and Grandstream logo is trademark of Grandstream Networks, Inc.

in the United States, Europe, and other countries.

CAUTION

Changes or modifications to this product not expressly approved by Grandstream, or operation of this

product in any way other than as detailed by this guide, could void your manufacturer warranty.

WARNING

Please do not use a different power adaptor with devices as it may cause damage to the products and void

the manufacturer warranty.

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GMD1208 User Guide

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FCC Caution:

Any Changes or modifications not expressly approved by the party responsible for compliance could void

the user's authority to operate the equipment.

This device complies with part 15 of the FCC Rules. Operation is subject to the following two conditions:

(1) This device may not cause harmful interference, and (2) this device must accept any interference

received, including interference that may cause undesired operation.

Note: This equipment has been tested and found to comply with the limits for a Class B digital device,

pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against

harmful interference in a residential installation. This equipment generates, uses, and can radiate radio

frequency energy and, if not installed and used in accordance with the instructions, may cause harmful

interference to radio communications. However, there is no guarantee that interference will not occur in a

particular installation. If this equipment does cause harmful interference to

radio or television reception, which can be determined by turning the equipment off and on, the user is

encouraged to try to correct the interference by one or more of the following measures:

— Reorient or relocate the receiving antenna.

— Increase the separation between the equipment and receiver.

— Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.

— Consult the dealer or an experienced radio/TV technician for help.

RF Exposure Statement

This equipment complies with FCC radiation exposure limits set forth for an uncontrolled environment.

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GMD1208 User Guide

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ISEDC Warning

This device complies with Innovation, Science and Economic Development Canada License exempt RSS

standard(s). Operation is subject to the following two conditions: (1) this device may not cause harmful

interference, and (2) this device must accept any interference received, including interference that may

cause undesired operation of the device.

Le présent appareil est conforme aux CNR d’Innovation, Sciences et Développement économique

Canada applicables aux appareils radio exempts de licence. L'exploitation est autorisée aux deux

conditions suivantes:

(1) l'appareil ne doit pas produire de brouillage, et

(2) l'utilisateur de l'appareil doit accepter tout brouillage radioélectrique subi, même si le brouillage est

susceptible d'en compromettre le fonctionnement.

The device is compliance with RF exposure guidelines, users can obtain Canadian information on RF

exposure and compliance.

Le présent appareil est conforme

Après examen de ce matériel aux conformité ou aux limites d’intensité de champ RF, les utilisateurs

peuvent sur l’exposition aux radiofréquences et compliance d’acquérir les informations correspondantes.

For CE:

Frequency Range

Transmit Power

Bluetooth

2402~2480MHz

3.60dBm

BLE

2402~2480MHz

3.80dBm

2.4G Radio

2402~2480MHz

5.41dBm

 
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GMD1208 User Guide 
Version 1.0.1.31 
 
Table of Content 
DOCUMENT PURPOSE .................................................................................................9
CHANGE LOG..............................................................................................................10 
Firmware Version 1.0.1.31...................................................................................................................10 
WELCOME ................................................................................................................... 11 
PRODUCT OVERVIEW ................................................................................................ 12 
Feature Highlights................................................................................................................................12 
GMD1208 Technical Specifications .....................................................................................................12 
GETTING STARTED.....................................................................................................14 
Equipment Packaging..........................................................................................................................14 
Product Description..............................................................................................................................15 
GMD1208 Wireless interface: 2.4G / BT .............................................................................................16 
Powering up/off the GMD1208 ............................................................................................................16 
Power on.......................................................................................................................................16 
Power off.......................................................................................................................................16 
Restarting the GMD1208 .....................................................................................................................16 
Charging the GMD1208.......................................................................................................................17 
DEPLOYMENT SCENARIOS .......................................................................................18 
Professional usage: Small Meeting Room...........................................................................................18 
Using single GMD1208.................................................................................................................18 
Using two GMD1208 connected to GVC3220 ..............................................................................18 
Education Usage: Remote Classroom.................................................................................................19 
Personal Usage ...................................................................................................................................19 
CONNECTION MODES ................................................................................................20 
2.4G Mode ...........................................................................................................................................20 
BT Mode (Bluetooth Mode)..................................................................................................................20 
UAC Mode ...........................................................................................................................................20 

 
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CONNECTING THE GMD1208.....................................................................................21 
Connecting GMD1208 to GVC3220 (2.4G) .........................................................................................21 
Pairing Steps ................................................................................................................................21 
Successful Connection .................................................................................................................22 
Pairing Timeout.............................................................................................................................23 
Unpaired .......................................................................................................................................23 
Connecting GMD1208 to Host (BT Mode)...........................................................................................23 
Pairing Steps ................................................................................................................................23 
Successful Connection .................................................................................................................23 
Unpaired .......................................................................................................................................23 
Connecting GMD1208 to Laptop via USB Cable (UAC Mode) ...........................................................24 
Connection Steps .........................................................................................................................24 
USING THE GMD1208 .................................................................................................25 
2.4G Mode ...........................................................................................................................................25 
Idle Status.....................................................................................................................................25 
Host incoming/outgoing call..........................................................................................................25 
Host in call ....................................................................................................................................25 
BT Mode...............................................................................................................................................25 
Idle Status.....................................................................................................................................25 
Host incoming/outgoing call..........................................................................................................25 
Host in call ....................................................................................................................................25 
UAC Mode ...........................................................................................................................................25 
Idle Status.....................................................................................................................................25 
Host incoming/outgoing call..........................................................................................................26 
Host in call ....................................................................................................................................26 
Mute/Unmute Call ................................................................................................................................26 
UNDERSTANDING LED INDICATORS ........................................................................27 
GMD1208 FUNCTIONALITIES.....................................................................................29 
MAINTENANCE............................................................................................................30 

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GMD1208 User Guide

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Upgrading the GMD1208.....................................................................................................................30

Factory Reset the GMD1208 ...............................................................................................................31

EXPERIENCING THE GMD1208..................................................................................32

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GMD1208 User Guide

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Table of Tables

Table 1: GMD1208 Features in a Glance....................................................................................................12

Table 2: GMD1208 Technical Specifications...............................................................................................12

Table 3: Equipment Packaging ...................................................................................................................14

Table 4: Charging Status.............................................................................................................................17

Table 5: GMD1208 LED Indicator Descriptions ..........................................................................................27

Table 6: GMD1208 Functionality Trigger Conditions ..................................................................................29

Table of Figures

Figure 1: GMD1208 Package Content........................................................................................................14

Figure 2: GMD1208 front and back view ....................................................................................................15

Figure 3: GMD1208 connected to GVC3220 ..............................................................................................20

Figure 4: Wireless Microphone Disconnected ............................................................................................21

Figure 5: Wireless Microphone - Instructions..............................................................................................22

Figure 6: Wireless Microphone Connecting ................................................................................................22

Figure 7: GMD1208 Windows Drive ...........................................................................................................30

Figure 8: GMD1208 version.txt file .............................................................................................................30

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GMD1208 User Guide

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DOCUMENT PURPOSE

This document describes how to set up the GMD1208 and link it to a host device as well as understanding

the LED status indicators.

This guide covers following topics:

•Product Overview

•Getting Started

•Deployment Scenarios

•Connection Modes

•Connecting the GMD1208

•Using the GMD1208

•Understanding LED Indicators

•GMD1208 Functionalities

•Maintenance

•Experience the GMD1208

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GMD1208 User Guide

Version 1.0.1.31

CHANGE LOG

This section documents significant changes from previous versions of GMD1208 user manuals. Only major

new features or major document updates are listed here. Minor updates for corrections or editing are not

documented here.

Firmware Version 1.0.1.31

•This is the initial version.

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