BOYA BY-V35 One-Trigger-Two 2.4G Wireless Microphone System Clip-on Phone Microphone Omnidirectional Mini Lapel Mic ( Item#: D13911 )

Features:
Lightweight for On-the-Go Recording: Sleek and lightweight, the clip-on microphone weighs only 10.5 g, ensuring comfortable, hassle-free wear and allowing you to travel light. The pocket-sized charging case offers convenient storage and provides up to 45 hours of power, making it perfect for daily use.
100M Transmission Range: Enjoy the freedom to move around with a 2.4G digital frequency that offers an impressive transmission range of up to 100 meters in open spaces, making the wireless microphone your perfect partner for long-distance recording.
Smart Noise Cancellation: Say goodbye to unwanted background noise with the dual noise cancellation. One-click smart noise cancellation technology effectively filters out background noise. Paired with a windscreen, your voice will be crystal clear, whether you're on a bustling street or at a concert.
Plug-and-Play: The receiver connects directly to your 3.5mm TRS devices without complicated setup, allowing you to easily connect and instantly enjoy high-quality audio experience. 360° omnidirectional pickup and 48kHz/16bit audio format ensures every sound is captured with exceptional clarity and accuracy.
Mono and Stereo Mode: You can hold the volume button on the receiver for 3 seconds to seamlessly switch between mono and stereo recording modes for audio output. 3 levels gain adjustment fro precise sound control.

Specifications:

--Transmitter
Transmission Type: 2.4G digital frequency
Modulation: GFSK
Polar Pattern: Omnidirectional
Antenna: PCB
Operating Range: Up to 100m (Measured in open environment without obstacles and interference.)
RF Output Power: <10dBm
Distortion: <0.1%
Frequency Response: 20Hz-16kHz
Sensitivity: -42dB
Signal-to-Noise Ratio: 80dB
Audio Input: Built-in Capsule
Battery Voltage/Capacity: 3.7V/95mAh
Battery Life: Approx. 9 hours
Charging Time: Approx. 2 hours
Weight: Approx. 10.5g
Dimensions: 53.1x18.3x10.2mm
Operating Temperature: 0℃ to +50℃
Storage Temperature: -20℃ to +55℃

--Receiver
Transmission Type: 2.4G digital frequency
Polar Pattern: Omnidirectional
Antenna: FPC
Operating Range: Up to 100m (Measured in open environment without obstacles and interference.)
Frequency Response: 20Hz-16kHz
Sampling Rate: 48 kHz
Bit Rate: 16 bit
Signal-to-Noise Ratio: 80dB
Audio Output: 3.5mm TRS, USB-C data port
Power Supply: built-in 130mAh lithium-ion battery
Battery Life: Approx. 9h
Charging Time: Approx. 2h
Weight: Approx. 14g
Dimensions: 45x23.8x12.5mm
Operating Temperature: 0℃ to +50℃
Storage Temperature: -20℃ to +55℃

--Charging Case
Battery Type: Built-in lithium-ion battery
Battery Voltage/Capacity: 3.7V/ 850mAh
Power Supply: 5V 1A
Weight: Approx. 95g
Dimensions: 70x38.5x79.8mm
Operating Temperature: 0℃ to +50℃
Storage Temperature: -20℃ to +55℃

Package List:
2 * Transmitters
1 * Receiver
2 * Foam Windscreen
1 * Charging Case
1 * Charging Cable
1 * 3.5mm TRS to TRS Audio Cable
1 * Carrying Bag
1 * Users Manual(English)