Zoook ZK-ZB-BTS51

ZOOOK ZB-BTS51 Bluetooth Music Receiver User Manual

Model: ZK-ZB-BTS51

1. Introduction

The Zoook 5-in-1 BluSense is a high-performance and stylish Bluetooth Headset that acts as a controller to your Smartphone/Tablet. This device enables any speaker-outfitted technology (headphones, earbuds, car stereos, home audio systems) with Bluetooth audio and hands-free calling capabilities. It allows you to use non-Bluetooth headphones wirelessly and take calls. The BluSense is compatible with various audio devices equipped with 3.5mm audio jacks and features a built-in rechargeable battery offering up to 7 hours of continuous audio playback.

ZOOOK ZB-BTS51 Bluetooth Music Receiver front view

Figure 1.1: Front view of the ZOOOK ZB-BTS51 Bluetooth Music Receiver.

2. Package Contents

Please verify that all items listed below are present in your package:

  • 1 x ZOOOK 5-in-1 BluSense Bluetooth Music Receiver
  • 1 x Corded Stereo Earphone
  • 1 x USB Charging Cable
  • 1 x AC Charger
  • 1 x User Manual (this document)
Contents of the ZOOOK ZB-BTS51 package including receiver, earphones, cables, and charger

Figure 2.1: All components included in the ZOOOK ZB-BTS51 package.

3. Product Features

  • Compact Design: Super compact design for portability, with a built-in clip for attachment to clothing or bags.
  • Bluetooth Connectivity: Adds Bluetooth-receiving capability to ordinary headphones, speakers, and other non-Bluetooth multimedia devices.
  • On-board Controls: Integrated controls for Volume adjustment, Play/Pause, Next/Back track selection.
  • Included Earbuds: Comes with a premium set of black Musicana ergonomic earbuds.
  • Easy Pairing: Simple and quick pairing mode for connecting to your favorite devices.
  • Extended Battery Life: Up to 7 hours of talk time or music playback, and up to 168 hours (7 days) of standby time. Full charge in 2 hours.
  • Multipoint Connection: Supports connection to two phones simultaneously.
  • Voice Dialing/Redialing: Features for convenient call management.
  • Universal Compatibility: Equipped with a universal 3.5mm audio jack and micro USB charging contact.
  • VOIP Support: Connects with computers for online chat.
  • 5-in-1 Design: Compatible with RCA cable, 3.5mm to 2.5mm audio cable, car AUX, home hi-fi systems, and high-quality headphones.
Close-up of the included Musicana ergonomic earbuds

Figure 3.1: The ergonomic earbuds included with the BluSense receiver.

4. Setup Guide

4.1. Charging the Device

  1. Connect the small end of the USB charging cable to the micro USB port on the BluSense receiver.
  2. Connect the larger end of the USB charging cable to the AC charger.
  3. Plug the AC charger into a standard wall outlet.
  4. The device will indicate charging status (e.g., an LED light). A full charge typically takes 2 hours.
  5. Once fully charged, disconnect the charger.

4.2. Pairing with a Bluetooth Device

  1. Ensure the BluSense receiver is charged.
  2. Turn on the BluSense receiver by pressing and holding the power button (usually the call button) until the indicator light flashes, indicating pairing mode.
  3. On your smartphone, tablet, or other Bluetooth-enabled device, go to the Bluetooth settings.
  4. Enable Bluetooth and search for available devices.
  5. Select "ZB-BTS51" or a similar name from the list of found devices.
  6. Once paired, the indicator light on the BluSense receiver will change (e.g., solid blue or slow flashing) and your device may confirm the connection.
  7. You can now connect your headphones or speakers to the BluSense receiver via the 3.5mm audio jack.
ZOOOK ZB-BTS51 Bluetooth Music Receiver connected to earphones with blue indicator light

Figure 4.1: The BluSense receiver with earphones, showing the indicator light during operation.

5. Operating Instructions

5.1. Basic Controls

Button/ActionFunction
Power Button / Call Button (often the central button)
  • Press and hold: Power On/Off
  • Short press: Play/Pause music, Answer/End call
  • Double press: Redial last number
  • Press and hold (during incoming call): Reject call
Volume Up / Next Track
  • Short press: Increase volume
  • Long press: Next track
Volume Down / Previous Track
  • Short press: Decrease volume
  • Long press: Previous track

5.2. Wearing the Device

The BluSense receiver features a built-in clip, allowing you to conveniently attach it to your shirt collar, pocket, backpack strap, or other suitable locations for hands-free use.

User clipping the ZOOOK ZB-BTS51 Bluetooth Music Receiver to their shirt

Figure 5.1: Demonstrating how to clip the BluSense receiver for convenient use.

User walking outdoors while wearing the ZOOOK ZB-BTS51 Bluetooth Music Receiver clipped to their hoodie

Figure 5.2: The BluSense receiver in use during outdoor activity.

6. Maintenance and Care

  • Keep the device dry. Avoid exposure to moisture, rain, or liquids.
  • Do not attempt to disassemble or modify the device. This will void the warranty.
  • Clean the device with a soft, dry cloth. Do not use harsh chemicals or abrasive cleaners.
  • Store the device in a cool, dry place away from extreme temperatures.
  • Avoid dropping or subjecting the device to strong impacts.

7. Troubleshooting

ProblemPossible Cause / Solution
Device does not power on.
  • Battery is depleted. Charge the device fully.
  • Ensure the power button is pressed and held long enough.
Cannot pair with a Bluetooth device.
  • Ensure the BluSense is in pairing mode (flashing indicator light).
  • Make sure Bluetooth is enabled on your source device.
  • Move the BluSense closer to your source device.
  • Clear previous Bluetooth connections on your source device and try pairing again.
No sound or poor sound quality.
  • Check if the BluSense is properly connected to your headphones/speakers.
  • Ensure volume levels are adjusted on both the BluSense and your source device.
  • Verify that the BluSense is successfully paired and connected to your source device.
  • Move closer to the source device to improve Bluetooth signal strength.
  • If using the included earphones, ensure they are fully plugged in.
Voice not clear during calls.
  • Ensure the microphone is not obstructed.
  • Reduce background noise.
  • Move closer to the paired phone.
Intermittent quirky sound.
  • This may occur when there is no playback. Ensure a stable connection and try playing audio to see if it resolves.
  • Move away from potential sources of interference (e.g., Wi-Fi routers, other Bluetooth devices).

8. Specifications

FeatureDetail
BrandZoook
Model NumberZK-ZB-BTS51
Connectivity TechnologyBluetooth V3.0
Bluetooth ProfilesHFP/HSP/A2DP/AVRCP
Working DistanceUp to 30 feet (approx. 9 meters)
Compatible DevicesHeadphones, Speakers, Smartphones, Tablets
Audio Output ModeStereo
Connector Type3.5mm Jack
Power SourceBattery Powered
Music Playback/Talk TimeUp to 7 hours
Standby TimeUp to 168 hours (7 days)
Charging TimeApproximately 2 hours
Item Weight110 g (0.24 lbs)
Microphone FormatBuilt-In

9. Warranty and Support

The ZOOOK ZB-BTS51 Bluetooth Music Receiver comes with a 1 Year Limited Warranty from the date of purchase. This warranty covers manufacturing defects and workmanship under normal use.

For warranty claims, technical support, or any inquiries regarding your product, please contact Zoook customer service. Refer to the official Zoook website or your purchase documentation for the most current contact information.

Please retain your proof of purchase for warranty validation.

© 2023 Zoook. All rights reserved. Information subject to change without notice.

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