BOYA BY-V 2.4 GHz Wireless Microphone System
Introduction
Please read this instruction manual carefully before use and operate and store it according to the instructions. Keep this manual handy for future reference. If you encounter any problems that cannot be resolved by referring to this manual, please contact your retailer or send an email to support@boya-mic.com.
Precautions
- 1. Do not disassemble this product.
- 2. Do not place near heat sources such as radiators, spotlights, or other heat-generating equipment.
- 3. This product contains a rechargeable battery. Do not attempt to replace it yourself.
- 4. Use a soft, dry cloth for cleaning this product.
- 5. Be mindful of dust and humidity during storage and use.
- 6. To ensure accurate audio capture, do not cover the built-in microphone on the main unit.
Product Overview
The BY-V is a lightweight and portable 2.4 GHz wireless microphone system that provides high-quality audio. It supports 1:2 multi-user scenarios and is suitable for content creation, live streaming, vlogging, and mobile journalism.
The compact and lightweight transmitter features a built-in microphone that can be easily clipped onto clothing. Its 360° rotatable belt clip allows users to flexibly adjust the transmitter's position on their clothing. The BY-V offers various preset settings and supports USB-C, Lightning, and 3.5mm TRS outputs, ensuring wide compatibility with devices like smartphones, computers, and cameras. All three receiver types have a function that allows them to act as a speaker, enabling audio playback without removing the receiver during recording. When connecting the USB-C and Lightning receivers to a smartphone, you can charge the smartphone via the USB-C port. The 3.5mm TRS receiver allows you to set mono or stereo recording modes, providing flexibility for different recording scenarios.
Each transmitter supports an extended battery life of up to 9 hours on a single charge. Combined with the charging case, it provides mobile power for the transmitters anytime, anywhere, quickly resolving charging issues and enhancing portability.
Features
- Transmitter weighs only 10.5 grams.
- Transmission range up to 100 meters in unobstructed environments.
- With the charging case, the total battery life is 45 hours for the camera version; 36 hours for the USB-C / Lightning version.
- 360° rotatable clip and omnidirectional polar pattern.
- Foam cover and algorithms for noise cancellation.
Product Components
Transmitter (BY-V-TX)
Diagram Description: An illustration shows two transmitters labeled with numbers 1 through 8. The transmitters are rectangular with rounded edges, featuring the BOYA logo and a clip. A separate oval shape represents a windscreen.
- 1. Built-in Microphone: The primary microphone for capturing audio.
- 2. Status Indicator: Indicates the operational status of the transmitter.
- Status: Unconnected, Indicator: Red and blue indicators flash alternately.
- Status: Connection Successful, Indicator: Solid blue.
- Status: Mute Mode, Indicator: Blue light flashes slowly.
- Status: Noise Reduction On, Indicator: Solid green.
- Status: Low Battery, Indicator: Red light flashes.
- Status: Charging with power off, Indicator: Solid red.
- 3. Noise Reduction Button: Press to toggle noise reduction function on/off. Note: Noise reduction cannot be used when mute is on or when the transmitter is not connected to a receiver.
- 4. Power Button: Press and hold for 2 seconds to turn the power on or off. When the power is on, press to toggle mute on/off. Note: The transmitter automatically powers on when removed from the charging case and automatically shuts down when returned. If the transmitter and receiver are not connected, the transmitter will automatically shut down after 10 minutes. Mute function is not available if the transmitter and receiver are not connected.
- 5. Belt Clip: Can be rotated 360°.
- 6. USB-C Charging Port: Used for charging the transmitter.
- 7. Charging Pins: Connect to the pins in the charging case to charge the transmitter.
- 8. Foam Windscreen: Helps reduce wind noise.
3.5mm TRS Receiver (BY-V-RX)
Diagram Description: An illustration shows a receiver labeled with numbers 1 through 9. It's a small rectangular device with ports and buttons. The labels point to specific features like ports, buttons, and the clip.
- 1. USB-C Data Port: Used for charging the receiver and for connecting to smartphones to transmit audio recorded by the transmitter.
- 2. Power Button: Press and hold for 2 seconds to turn the power on or off.
- 3. Volume+ / Smartphone Speaker Button: Press to increase volume. Press and hold for 3 seconds to toggle the speaker function on/off. When connected to a smartphone, this allows audio playback through the receiver's speaker without needing to disconnect it. If the speaker function is needed for video playback, press the speaker button for 3 seconds. Note: This speaker function is supported when the receiver is connected to a smartphone via the USB-C data port. It is not supported when connected to a camera via the 3.5mm TRS output jack.
- 4. Volume- / Recording Mode Switch Button: Press to decrease volume. Press and hold for 3 seconds to switch between mono and stereo recording modes.
- 5. Function Indicator: Displays the current mode or status.
- Function: Mono Mode, Indicator: Solid blue.
- Function: Stereo Mode, Indicator: Solid green.
- Function: Volume Up/Down, Indicator: Flashes quickly 1, 2, or 3 times for gain levels.
- 6. Status Indicator: Displays connection and battery status.
- Status: Unconnected, Indicator: Red and blue indicators flash alternately.
- Status: Connection Successful, Indicator: Solid blue.
- Status: Smartphone Speaker On, Indicator: Blue light flashes 3 times.
- Status: Low Battery, Indicator: Red light flashes (5 seconds/1 time).
- Status: Shutting down mode charging, Indicator: Solid red.
- Status: Charging complete, Indicator: Red light is off.
- 7. Charging Pins: Connect to the pins in the charging case to charge the receiver.
- 8. Belt Clip: The receiver can be attached to a camera.
- 9. 3.5mm TRS Output Jack: Connect the receiver to a camera's input using the included 3.5mm TRS to TRS cable to transmit audio recorded by the transmitter to the camera.
USB-C Receiver (BY-V-RXU)
Diagram Description: An illustration shows a USB-C receiver labeled with numbers 1 through 3. It's a small, flat rectangular device with a USB-C connector on one end and the BOYA logo on the front.
- 1. USB-C Connector: Connects to devices with a USB-C port, such as smartphones, tablets, and computers.
- 2. USB-C Charging Port: When the receiver is plugged into an external device, this port can supply power to the external device.
- 3. Status Indicator: Shows the connection status.
- Status: Unconnected, Indicator: Blue light flashes slowly.
- Status: Connection Successful, Indicator: Solid blue.
Lightning Receiver (BY-V-RXD)
Diagram Description: An illustration shows a Lightning receiver labeled with numbers 1 through 3. It's a small, flat rectangular device with a Lightning connector on one end and the BOYA logo on the front.
- 1. MFi Certified Lightning Connector: Connects to devices with a Lightning port.
- 2. USB-C Charging Port: When the receiver is plugged into an external device, this port can supply power to the external device.
- 3. Status Indicator: Shows the connection status.
- Status: Unconnected, Indicator: Blue light flashes slowly.
- Status: Connection Successful, Indicator: Solid blue.
Charging Case (BY-V-CC / BY-V-CCC)
Diagram Description: An illustration shows a charging case, with one view showing the interior slots for transmitters and receivers, and another view showing the exterior. Labels point to slots, pins, and a port.
- 1. Transmitter Slot: Holds and charges transmitters.
- 2. Receiver Slot: Holds and charges receivers.
- 3. Charging Pins: Used for charging transmitters.
- 4. Charge/Battery Level Indicator: Indicates the charging status of the charging case.
- Charging Case Battery Level: 25%, Indicator: One blue dot, three gray dots.
- Charging Case Battery Level: 26% - 50%, Indicator: Two blue dots, two gray dots.
- Charging Case Battery Level: 51% - 75%, Indicator: Three blue dots, one gray dot.
- Charging Case Battery Level: 76% - 99%, Indicator: Four blue dots.
- Charging Case Battery Level: 100%, Indicator: Four blue dots with a flashing effect.
When the charging case is not powered, and transmitters/receivers are placed inside, the indicators show the current battery level of the charging case. Each of the four indicators represents 25% of the battery level. Note: If indicator 1 is flashing, the charging case is in a low battery state; please charge the charging case immediately.
- 5. USB-C Charging Port: Used for charging the charging case.
How to Use
This section applies to BY-V3 combo, BY-V30, BY-V3, BY-V20, BY-V2, BY-V10, BY-V1 kits.
- Remove the transmitter from the charging case; it will power on automatically. Clip it to your collar using the belt clip.
- Connect the BY-V-RXU receiver to a device with a USB-C port, or the BY-V-RXD receiver to a device with a Lightning port.
Diagram Description: An illustration shows a smartphone/tablet/laptop with a USB-C port on the left, and an iPhone/iPad with a Lightning port on the right. Arrows point upwards from the ports towards BOYA logos, indicating connection. - The system is pre-paired at the factory. When the transmitter is powered on and the receiver is plugged into the appropriate device, the transmitter and receiver will connect automatically. The status indicator on both the transmitter and receiver will be solid blue upon successful connection.
- Launch a video recording or audio recording application on your device.
- Some smartphones use their internal microphone by default. You may need to switch to the external microphone (BY-V).
- Start recording.
BY-V35 Kit Usage
- Camera Use: Connect the receiver's 3.5mm TRS output jack to the camera's input using the included 3.5mm TRS to TRS cable. The audio recorded by the transmitter will be transmitted to the camera. Refer to the camera's manual for instructions on starting recording.
Diagram Description: An illustration shows a camera with a receiver attached to its hot shoe or microphone input via a cable. - Smartphone Use: The receiver can also be connected to a smartphone via a USB-C port (requires an appropriate data cable). The audio from the transmitter can be transmitted to the smartphone. Recording can begin by launching a video recording or audio recording application on the device. Some smartphones use their internal microphone by default, requiring a switch to the external microphone (BY-V).
Tips
- It is recommended to perform a short recording test to check if the audio level is within an acceptable range before formal recording.
- If there is noise in the recording environment, you can press the NR button (Noise Reduction button) on the transmitter to turn on the noise reduction mode, which can improve recording quality.
Usage Precautions
The 2.4 GHz frequency band is prone to interference. Please avoid obstacles such as walls and buildings as much as possible. Do not place the device near other 2.4 GHz devices, such as high-power Wi-Fi routers or radios.
Troubleshooting
If you encounter any problems during the use of this product, please refer to the following content to resolve them. If this manual does not help resolve your issue, please contact your local dealer's after-sales service department.
Product Cannot Connect
Ensure the transmitter is connected to the receiver. When connecting to multiple receivers, the transmitter does not specify which receiver it connects to.
No Sound from Product
- Check if the product is connected correctly and if the connector is loose.
- Ensure the transmitter is not in mute status. Check the transmitter's indicator; if it is flashing blue slowly, press the power button to unmute.
Sound Cuts Out Frequently Due to Limited Range
Check for interference between the transmitter and receiver, move the product's position, and test again. If the sound continues to cut out frequently, please contact customer service.
Product Shuts Down Automatically
If the transmitter and receiver are not connected, the transmitter will automatically shut down after 10 minutes.
Product Does Not Power On
Check if the product has been used for a long time, if the battery is depleted, or connect the charging cable for circuit activation.
Charging Case Cannot Charge Product
- Ensure the charging case is charged and has sufficient power to charge the product.
- Clean the charging pins on the product and the charging case with a clean cloth to prevent poor contact due to dust.
- Check if the magnetic force has deteriorated. Press the product firmly against the charging case pins to ensure complete contact. If charging still fails, please contact customer service.
Specifications
BY-V-TX Transmitter
| Parameter | Specification |
|---|---|
| Transmission Method | 2.4 GHz |
| Modulation | Gausian Frequency Modulation |
| Directivity | Omnidirectional |
| Antenna Type | PCB |
| Operating Distance | 100 m (no obstacles) |
| RF Output Power | ≤ 10 dBm |
| Distortion | ≤ 0.1% |
| Frequency Response | 20 Hz - 16 kHz |
| Sensitivity | -42 dB |
| Sampling Rate | 48 kHz |
| Signal-to-Noise Ratio | 80 dB |
| Audio Input | Built-in MIC |
| Internal Battery Capacity | 3.7 V / 95 mAh |
| Power Requirement | Built-in Lithium-ion Battery Power |
| Battery Life | Approx. 9 hours |
| Charging Time | Approx. 2 hours |
| Weight | Approx. 10.5 g |
| Dimensions | 53.1 x 18.3 x 10.2 mm |
| Operating Temperature | 0℃ ~ +50℃ |
| Storage Temperature | -20℃ ~ +55℃ |
BY-V-RX Receiver
| Parameter | Specification |
|---|---|
| Transmission Method | 2.4 GHz |
| Directivity | Omnidirectional |
| Antenna Type | FPC |
| Operating Distance | 100 m (no obstacles) |
| Frequency Response | 20 Hz - 16 kHz |
| Sampling Rate | 48 kHz |
| Bit Depth | 16 bit |
| Signal-to-Noise Ratio | 80 dB |
| Audio Output | 3.5 mm TRS Output Jack; USB-C Data Port |
| Charging Port | USB-C Data Port; Charging Pins |
| Power Requirement | Built-in Lithium-ion Battery Power |
| Internal Battery Capacity | 130 mAh |
| Battery Life | Approx. 9 hours |
| Charging Time | Approx. 2 hours |
| Weight | Approx. 14 g |
| Dimensions | 45 x 23.8 x 12.5 mm |
| Operating Temperature | 0℃ ~ +50℃ |
| Storage Temperature | -20℃ ~ +55℃ |
BY-V-RXU / RXD Receiver
| Parameter | Specification |
|---|---|
| Transmission Method | 2.4 GHz |
| Modulation | GFSK |
| Directivity | Omnidirectional |
| Antenna Type | PCB |
| Operating Distance | Max 100 meters (no obstacles) |
| RF Output Power | ≤ 10 dBm |
| Distortion | ≤ 0.1% |
| Frequency Response | 20 Hz - 16 kHz |
| Signal-to-Noise Ratio | 80 dB |
| Audio Output | RXU: USB-C RXD: Lightning |
| Power Requirement | Supplied by external device |
| Weight | RXU: 5.5 g RXD: 6 g |
| Dimensions | RXU: 43.9 x 15.5 x 10 mm RXD: 43.9 x 15.5 x 10 mm |
| Operating Temperature | 0℃ ~ +50℃ |
| Storage Temperature | -20℃ ~ +55℃ |
BY-V-CC/CCC Charging Case
| Parameter | Specification |
|---|---|
| Battery Type | Built-in Lithium-ion Battery |
| Internal Battery Capacity | CC: 3.7 V / 400 mAh CCC: 3.7 V / 850 mAh |
| Charging Time | Approx. 2 hours |
| Power Requirement | USB-C Charging Port (DC 5V / 1A) |
| Charging Cycle Count | CC: Approx. 1 time (2 transmitters) CCC: Approx. 1 time (2 transmitters + 1 receiver) |
| Weight | CC: Approx. 86.5 g CCC: Approx. 95 g |
| Dimensions | CC: 62 x 38.5 x 79.8 mm CCC: 70 x 38.5 x 79.8 mm |
| Operating Temperature | 0℃ ~ +50℃ |
| Storage Temperature | -20℃ ~ +55℃ |
Package List
BY-V3 combo 2-in-2 Charging Case (with USB-C & Lightning) Includes:
- 2 x Transmitters
- 1 x RXU Receiver
- 1 x RXD Receiver
- 1 x CC Charging Case
- 2 x Foam Windscreens
- 1 x USB-A to USB-C Output Charging Cable
- 1 x Carrying Pouch
BY-V30 1-in-2 Charging Case (USB-C) Includes:
- 2 x Transmitters
- 1 x RXU Receiver
- 1 x CC Charging Case
- 2 x Foam Windscreens
- 1 x USB-A to USB-C Output Charging Cable
- 1 x Carrying Pouch
BY-V3 1-in-2 Charging Case (Lightning) Includes:
- 2 x Transmitters
- 1 x RXD Receiver
- 1 x CC Charging Case
- 2 x Foam Windscreens
- 1 x USB-A to USB-C Output Charging Cable
- 1 x Carrying Pouch
BY-V20 1-in-2 (USB-C) Includes:
- 2 x Transmitters
- 1 x RXU Receiver
- 2 x Foam Windscreens
- 2 x USB-A to USB-C Output Charging Cables
- 1 x Carrying Pouch
BY-V2 1-in-2 (Lightning) Includes:
- 2 x Transmitters
- 1 x RXD Receiver
- 2 x Foam Windscreens
- 2 x USB-A to USB-C Output Charging Cables
- 1 x Carrying Pouch
BY-V10 1-in-1 (USB-C) Includes:
- 1 x Transmitter
- 1 x RXU Receiver
- 1 x Foam Windscreen
- 1 x USB-A to USB-C Output Charging Cable
- 1 x Carrying Pouch
BY-V1 1-in-1 (Lightning) Includes:
- 1 x Transmitter
- 1 x RXD Receiver
- 1 x Foam Windscreen
- 1 x USB-A to USB-C Output Charging Cable
- 1 x Carrying Pouch
BY-V35 (Camera) Includes:
- 2 x Transmitters
- 1 x RX Receiver
- 1 x CCC Charging Case
- 2 x Foam Windscreens
- 1 x USB-C to USB-A Output Charging Cable
- 1 x 3.5mm TRS to TRS Audio Cable
- 1 x Carrying Pouch
