Features & details

• Wireless Microphone with Bluetooth Receiver: Built-in high sensitivity professional Dynamic Unidirectional microphone core, transmission distance upgrade to 160 feet (Open place), Bluetooth 32 feet. Enhance Signal stability, No delay, No radiation, Anti-howling, Anti-jamming, Constant frequency. The mic outer case is alloy material which is harder, lighter and more wear-resistant.(Not compatible with TV).
• Plug And Play Microphone: No need pair. Only for input devices with 6.35mm (1/4") or 3.5mm (1/8") MIC interface, E.g speaker, Singing machine, audio amplifier, PA system, Voice amplifier, truck speaker system, Dome speaker system etc.Rechargeable Bluetooth receiver, which can be connected to smart phone to karaoke on the speaker. Or as a Bluetooth receiver to play music on old speakers.Turn on the receiver, search for the Bluetooth name: Bietrun, Play your music for karaoke.
• Enhance Battery Working Time And Display: The chargeable receiver is built-in 1200mAh battery for 8 hours use time and fully charged in 3 hours.The microphone does not come with any batteries, we recommend using 2 AA Amazon alkaline batteries. The display can show the battery power and signal strength in real time, don't worry about Suddenly not working.
• Multipurpose Microphone: Built-in moving-coil Cardioid microphone,widely applied to conference,speech, Web podcast, Yoga instructor, church, get together, Family party, Opening Ceremony, dancing instructor, Promotion etc. If you use multiple microphones at the same time, Please Open the microphone battery cover to switch channels otherwise there maybe noise or no sound(Each microphone channel number is inconsistent to avoid interference).
• 1-Year Warranty And Precautions: If your microphone has no sound, make sure you have enough power for the microphone and receiver. Insert the MIC jack, Not an AUX jack. Bietrun offers1year warranty and free replacement service.Can write to us when you have any questions.We will be the greatest brand in the United States.Not supported Bluetooth speaker and MacBooks.

Specifications: 
Brand: Bietrun
Connector Type: Bluetooth, Auxiliary
Controller type: Hand Control
Compatible Devices: Speaker
Connector type: 6.35 mm Jack, 3.5mm Jack
Colour: Black&Grey
Item dimensions L x W x H: ‎25 x 5 x 5 centimetres
Number of channels: 15
Supported internet services: Spotify
Control method: Voice
Audio Output Type: ‎Hand held
Format: ‎WMA, WAV
Wireless communication technology: Bluetooth
Model: ‎WXM21-2
Part Number: ‎TBASIN2-1125-44
Tuner Technology: uhf
Standing screen display size: ‎0.7 Inches
Display Type: LCD
 Audio input compatible with the item: ‎microphone
Microphone format: Handheld
Power Source: ‎Battery Powered
Batteries Included: Yes
Batteries Required: No
Battery cell composition: Lithium
Material Type: metal
Includes Rechargeable Battery: Yes
Includes remote: No
Product dimensions: ‎25 x 5 x 5 cm; 771 Grams
Item Weight: ‎771 g
Batteries: ‎1 Lithium Polymer batteries required. (included)