
- Bietrun specializes in producing high quality wireless microphones, microphones, and speakers. Welcome to order.
- 24 hours after-sales service is supported, When there is a problem, write to us and we will solve your troubles as soon as possible.


3 in 1 Wireless Microphone System
- Number of channels: 25 UHF bands (US FCC standard band)
- Adjustable volume: U00~U20 level
- 3 microphone modes: 1*wireless Headset microphone, 1*wireless Lavalier microphone, 1*wireless Handheld microphone
- Working range: up to 50M (165 feet)
- Power: Built-in lithium ion rechargeable battery
- Battery capacity: 650mAh
- Charging time: about 2 hours
- Working time: about 6 hours
Can Only Plug in MIC jack (1/8'' and 1/4'' plugs), Don't plug in AUX jack.
- 1. not support Bluetooth speakers.
Support: voice amplifier, outdoor speakers, iphone, Android Phone, Ipad, audio controller, camera, PA system, desktop computers, home speakers, iphone, Notebook, laptop and Android phones etc.
For: conferences, presentations, web podcasts, YouTube, Google, outdoor scenes, yoga instructors, voice amplifiers, dance instructors, promotion, games, teachers, interview voices etc.

Extra long connection distance
- Built-in powerful signal amplifier for transmission up to 165 feet (50 meters)

3 IN 1 Wireless Microphone System
3 IN 1 Wireless Microphone System Come with Three microphones, can be switched to your needs:
- wireless Headset microphone
- wireless Lavalier microphone
- wireless Handheld microphone

Built-in 650 mAh lithium battery
Receiver and transmitter Built-in 650 mAh lithium battery
- Working time: 6 hours
- Charging time: 2 hours

6.35 mm to 3.5 mm Converter
- 6.35 mm to 3.5 mm mic Converter.
- 6.35 mm to 3.5 mm TRS camera Converter.
- 6.35 mm to 3.5 mm TRRS Cable.

How to connect multiple devices?
- 1. The receiver 6.35mm (1/4'') is directly plugged into the 6.35mm (1/4'') device jack (power amplifier, 6.35mm (1/4'') speaker).
- 2. Connect the receiver to the black 6.35mm (1/4") to 3.5mm (1/8") mic converter (black) into the .3.5mm (1/8") device jack (desktop computer, 3.5 mm (1/8") speaker).
- 3. Connect the receiver to the black 6.35mm(1/4”) to 3.5mm(1/8”) TRS converter (blue), insert a 3.5mm(1/8”) camcorder, digital camera, Laptop.
- 4. Connect the receiver to the black 6.35mm (1/4") to 3.5mm (1/8") TRRS conversion cable (black), and connect to the smartphone audio conversion cable (USB-C to 3.5mm/Lightning to 3.5 mm conversion cable), then connect the phone. (Note: Android phones do not support the default camera of this machine, you need to start a third-party APP before you can use it, iPhone can be used directly).
- 5. Connect the receiver to the black 6.35mm (1/4") to 3.5mm (1/8") TRRS conversion cable (black), and connect it to a laptop (note that you need to set the mic input in the system and APP to use it) ).If the laptop cannot be used, an additional USB to 3.5mm (1/8") converter is required.
- If you need to connect to MACbook or other computers, you need Additional purchase a 6.35mm to USB converter (search on : B08SMF8M5N).



- Bietrun specializes in producing high quality wireless microphones, microphones, and speakers. Welcome to order.
- 24 hours after-sales service is supported, When there is a problem, write to us and we will solve your troubles as soon as possible.


3 in 1 Wireless Microphone System
- Number of channels: 25 UHF bands (US FCC standard band)
- Adjustable volume: U00~U20 level
- 3 microphone modes: 1*wireless Headset microphone, 1*wireless Lavalier microphone, 1*wireless Handheld microphone
- Working range: up to 50M (165 feet)
- Power: Built-in lithium ion rechargeable battery
- Battery capacity: 650mAh
- Charging time: about 2 hours
- Working time: about 6 hours
Can Only Plug in MIC jack (1/8'' and 1/4'' plugs), Don't plug in AUX jack.
- 1. not support Bluetooth speakers.
Support: voice amplifier, outdoor speakers, iphone, Android Phone, Ipad, audio controller, camera, PA system, desktop computers, home speakers, iphone, Notebook, laptop and Android phones etc.
For: conferences, presentations, web podcasts, YouTube, Google, outdoor scenes, yoga instructors, voice amplifiers, dance instructors, promotion, games, teachers, interview voices etc.

Extra long connection distance
- Built-in powerful signal amplifier for transmission up to 165 feet (50 meters)

3 IN 1 Wireless Microphone System
3 IN 1 Wireless Microphone System Come with Three microphones, can be switched to your needs:
- wireless Headset microphone
- wireless Lavalier microphone
- wireless Handheld microphone

Built-in 650 mAh lithium battery
Receiver and transmitter Built-in 650 mAh lithium battery
- Working time: 6 hours
- Charging time: 2 hours

6.35 mm to 3.5 mm Converter
- 6.35 mm to 3.5 mm mic Converter.
- 6.35 mm to 3.5 mm TRS camera Converter.
- 6.35 mm to 3.5 mm TRRS Cable.

How to connect multiple devices?
- 1. The receiver 6.35mm (1/4'') is directly plugged into the 6.35mm (1/4'') device jack (power amplifier, 6.35mm (1/4'') speaker).
- 2. Connect the receiver to the black 6.35mm (1/4") to 3.5mm (1/8") mic converter (black) into the .3.5mm (1/8") device jack (desktop computer, 3.5 mm (1/8") speaker).
- 3. Connect the receiver to the black 6.35mm(1/4”) to 3.5mm(1/8”) TRS converter (blue), insert a 3.5mm(1/8”) camcorder, digital camera, Laptop.
- 4. Connect the receiver to the black 6.35mm (1/4") to 3.5mm (1/8") TRRS conversion cable (black), and connect to the smartphone audio conversion cable (USB-C to 3.5mm/Lightning to 3.5 mm conversion cable), then connect the phone. (Note: Android phones do not support the default camera of this machine, you need to start a third-party APP before you can use it, iPhone can be used directly).
- 5. Connect the receiver to the black 6.35mm (1/4") to 3.5mm (1/8") TRRS conversion cable (black), and connect it to a laptop (note that you need to set the mic input in the system and APP to use it) ).If the laptop cannot be used, an additional USB to 3.5mm (1/8") converter is required.
- If you need to connect to MACbook or other computers, you need Additional purchase a 6.35mm to USB converter (search on : B08SMF8M5N).

















