Electronics / Microphones
User Manual for AVSL 171.824UK Rechargeable Dual Handheld UHF Wireless Set
Quick guide for the AVSL 171.824UK wireless microphone set. Learn how to set up the receiver, install batteries in the transmitters, pair the devices, and operate the system.
Quick answers from the manual
Quick answer
- The J-MIC set is a wireless microphone system with two handheld transmitters and a rechargeable 6.3mm receiver. It operates on the UK/EU license-free UHF band. p. 2
Key actions
- Charge receiver p. 2
- Install batteries p. 2
First start
- Charge the receiver, install AA batteries in transmitters, plug receiver into mixer, turn on all devices, and adjust volume. p. 2, 3
Problems and fixes
No sound
Turn down the volume level on the microphone input of the mixer or amplifier before connecting to avoid loud noises. Ensure all devices are powered on.
p. 3Maintenance and reset
- For long term storage, unplug the jack and USB receiver and remove the batteries from the handheld transmitters. p. 3
Technical specifications
| Parameter | Value | Meaning | Pages |
|---|---|---|---|
| Carrier frequencies | 863.2MHz + 864.8MHz | Operating frequencies | p. 4 |
| Wireless range | Up to 50m | Maximum operating distance | p. 4 |
Where to find it in the PDF
- Product Overview p. 1
- Setup and Battery Installation p. 2
- Operation p. 3
- Specifications p. 4
Table of contents
Manual images
Click an image to enlargeQuick guide from the manual
The J-MIC set is a wireless microphone system consisting of two handheld transmitters and a rechargeable 6.3mm plug-in receiver. It is designed for use on the UK/EU license-free UHF band. The system provides a reliable, cable-free solution with minimal setup.
Setting up
Receiver: Connect the supplied USB lead to the type-C socket on the receiver and a USB power supply to charge. Note that the USB port is for power only, not audio transmission.
Transmitters: Unscrew the lower part of each transmitter to access the battery compartment. Insert 2 x AA batteries in each, ensuring the positive button faces the microphone grille. Replace the lower cover once batteries are installed.
Operation
1. Turn down the volume on your mixer or amplifier to prevent loud noises when connecting.
2. Plug the 6.3mm receiver into the microphone input jack.
3. Slide the on/off switch on the receiver to the 'on' position; a red LED will light up to indicate power.
4. Press and hold the on/off button on each handheld transmitter to switch them on. The display will show the UHF carrier frequency.
5. Gradually increase the volume on your mixer or amplifier to the desired level.
Storage: If not in use for long periods, turn down the volume, switch off all units, unplug the receiver, and remove the batteries from the transmitters.
Specifications
- Carrier frequencies: 863.2MHz + 864.8MHz
- Wireless range: Up to 50m
- Power supply (transmitter): 2 x AA batteries each
- Power supply (receiver): Li-ion Battery (18650), 5Vdc 1000mA (USB)
- Capsule: Cardioid dynamic
- Dimensions (transmitter): 250 x 48mm
- Dimensions (receiver): 103 x 33 x 22mm
Practical help
Common problems
No sound output
Check that the volume on the mixer or amplifier is turned up. Ensure both the receiver and transmitters are switched on.
Receiver not powering on
Ensure the receiver is charged via the USB-C port.
Before use
- Charge the receiver using the provided USB-C cable.
- Install 2 x AA batteries in each handheld transmitter.
- Turn down the volume on your mixer or amplifier before connecting to avoid loud noises.
Specs in practice
- Carrier frequencies
- 863.2MHz + 864.8MHz (pre-set, license-free).
- Wireless range
- Up to 50m.
Images and diagrams
- The receiver features a 6.3mm plug, USB-C charging port, and an on/off switch.
- The transmitter features a battery compartment (accessed by unscrewing the lower part) and an on/off switch.
Model compatibility
- The receiver is designed to plug directly into a microphone input jack on a mixer or amplifier.
- The output of both handheld transmitters is mixed to the same single 6.3mm unbalanced jack.
Manual page author
Michael Turner
Technical manual editor
Reviews PDF manuals for structure, safety notes, and practical product details so readers can find the right information quickly.