Parameters	Values
Brand	Ulanzi
Model	A100
Dimensions	112×62×30mm / 4.4×2.4×1.2inch
Weight	148g / 0.33lb
Transmitter Dimensions	43×18×18mm / 1.7×0.7×0.7inch
Transmitter Weight	8.8g / 0.02lb
Receiver Dimensions	48×25×13mm / 1.9×1×0.5inch
Receiver Weight	9.6g / 0.02lb
Sampling Rate	32kHz 16bit
Frequency Response	20Hz–20kHz
Audio Channel	Mono Audio
Wireless Transmission Distance	≥20m
Data Transmission	Bluetooth 5.3+EDR
Noise Reduction	Support
Delay	30ms
Signal-to-Noise Ratio	≥58dB
MIC Sensitivity	-38±2dB
MIC Polar Pattern	Omni-directional
MIC Sound Pressure Level	≥115 dBSPL
Input	5V/1A
Battery
Transmitter	3.7V/70mAh/0.259Wh
Receiver	3.7V/70mAh/0.259Wh
Charging Case	3.7V/800mAh/2.96Wh
Battery Life
Transmitter (on a single charge)	≈5h
Receiver (on a single charge)	≈4h
Charging Case (Capacity)	Charges both transmitters over twice
Charging Time
Transmitter	≈1.5h
Receiver	≈1.5h
Charging Case	≈1.5h