Kramer K-Speak User manual

www.kramerAV.com
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User Guide
MODEL:
K-Speak
Bluetooth Speakerphone
P/N:
2900- 301531QS
Rev:
1
SAFETY WARNING
Disconnect the unit from the power supply before opening and servicing
For the latest information on our products and a list of Kramer distributors, visit our
Web site where updates to these installation instructions may be found.
We welcome your questions, comments, andfeedback.

2
K-Speak Bluetooth Speakerphone
K-Speak Bluetooth Speakerphone
Congratulations on purchasing your Kramer K-Speak high performance Bluetooth Speakerphone. K-Speak
supports a 360° omni-direction audio pickup in a radius of up to 5 meters (when unobstructed) and enables the user
to connect to up to 2 devices via Bluetooth, AUX (using the K-Speak Cascade cable, purchased separately) or USB.
K-Speak also features auto echo cancellation, auto noise suppression and auto audio gain and can be charged (via
USB or a wireless charger, for example, using the Kramer TBUS-1-KWC or KWC-1 charging spots) to perform for up
to 8 hours at a time (depending on battery consumption and the environment).
Get to know your K-Speak
#
Feature
Function
1
+ Volume Button
Press to increase the volume level.
2
- Volume Button
Press to decrease the volume level.
3
Bluetooth Button
When Bluetooth is not connected, press and hold to turn it on.
When Bluetooth is connected, press and hold to disconnect the current Bluetooth
connection.
Flashes blue when waiting for Bluetooth connection and lights blue when paired.
Flashes white when signal is enhanced via Bluetooth adapter and lights white
when Bluetooth feature is turned off.
4
Microphone Mute Button
Press to mute the microphone input.
5
Call Button
Press to answer / hang-up a call.
6
Power Button
Press and hold for 2 seconds to turn the device ON/OFF.
Press and hold for 8 seconds to reset the system.
Press shortly to view the charging status (via the 5-step light bar located between
the + and buttons).
Flashes red when charging is required (together with a short audio prompt).
Flashes white when the device is charging.
Lights green when fully charged
7
IN/OUT 3.5mm Mini Jack
Connect to an audio source/acceptor or connect to an additional K-Speak device,
using the supplied AUX cable.
When K-Speak power is on, and a second unit is connected, the first
connected device is defined as the master device and the second one is
the slave.
If you connect the AUX cable to the devices before powering them, the
first unit powered is the master and the second is the slave.
All the device features are enabled on the Master device and disabled on
the slave device.
8
USB Type-C Port (5V=2A)
Connect to a USB device (for example, a PC) and/or use to charge the K-Speak.
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Installation Instructions
3
Mounting K-Speak
To mount the K-Speak, simply place it on a tabletop.
•Ensure that the environment (e.g., maximum ambient temperature, humidity & air flow) is compatible for the
device.
•Avoid exposing the product to direct sunlight or any other heat source.
•Keep away from children product includes small accessories and components.
•Avoid uneven mechanical loading.
•Do not insert any sharp objects into the product.
•Avoid dropping or hitting the product to avoid damaging the product.
•For maintenance, call tech support.
Getting to know your K-Speak
For best results we recommend that you use Kramer cables included in the package.
Connecting K-Speak
Safety Instructions (See www.kramerav.com for updated safety information)
Caution:
•There are no operator serviceable parts inside the unit.
Warning:
•Do not open THE unit. High voltages can cause electrical shock! Servicing by qualified personnel only.
Using Bluetooth
When using Bluetooth, enable Bluetooth on your mobile phone or any other device and connect to K-Speak. The
Bluetooth device name is located on the K-Speak rear side.
If required (for example when using a PC), you can connect the USB Bluetooth adapter to a device (within a 3 meter
distance) to make sure you get a stable Bluetooth connection.
To do so, connect the USB Bluetooth adapter to the computer (preferably on the side facing the speaker, for better
connection). K-Speak connects automatically.
Note that sometimes you need to reconnect to Bluetooth after connecting the adapter. To do so,
press the Bluetooth key for 9 seconds and a connection will be established within 30 seconds.
Troubleshooting
The Problem
Possible Cause
The Solution
Unable to turn on the device.
Low or no power.
Charge the device.
Automatic shutdown.
Low or no power.
Charge the device.
No sound.
.
Select the correct input source or
adjust the volume.




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4
K-Speak Bluetooth Speakerphone
Technical Specifications
Ports
1 AUX In/Out
On a 3.5mm mini jack
1 Audio In/Out + 5V/2A charging
On a USB-C connector
Bluetooth
BT4.2+EDR
Microphone
Type
6-element Microphone array
Pickup Distance
Up to 5 meters
Frequency
150Hz~8kHz
Sensitivity
-38dBV
S/N Ratio
65dB
Speaker
Maximum Sound Pressure Level
80dB SPL@1m
Distortion
≦4% @150Hz~16kHz
Signal-to-noise Ratio

Frequency Response
150Hz~16kHz
Controls
Buttons
Power, answer/hang up, mute, Bluetooth, volume +,
volume -
Indicator lights
Power, Volume, Bluetooth, Mute, Answer/Hang up
Modes
Music mode/Call mode (under Bluetooth mode)
Battery
Battery Capacity
7.4V/2200mAh
Charging Requirement
Wired: 5V, 1.5A
Wireless: 5W
Battery Life on a Single Charge
Up to 8 hours
Environmental
Conditions
Operating Temperature
-5° to +40°C (23° to 104°F)
Storage Temperature
-20° to +60°C (-4° to 140°F)
Humidity
10% to 90%, RHL non-condensing
Altitude
Below 5000 meters
Regulatory
Compliance
Safety
CE, FCC
Environmental
RoHs, WEEE
General
Net Dimensions (Diameter, H)
12cm x 3.5cm (4.7" x 1.4")
Shipping Dimensions (W, D, H)
15.8cm x 22.2cm x 4.8cm (6.2" x 8.7" x 1.9")
Net Weight
0.4kg (0.9lbs) approx.
Shipping Weight
0.71kg (1.6lbs) approx.
Accessories
Included
1 USB Type-C cable, 1 AUX 3.5mm cable, 1 USB dongle
Specifications are subject to change without notice at www.kramerav.com