Hollyland LARK M1 DUO 2-Person Wireless Microphone System (2.4 GHz, White) - Manual (Page 14)

EN-14
Wireless Transmission 2.4GHz Adaptive Frequency Hopping (AFH)
Transmission Range 40M (free movement), 200M (LOS)
In-Built Microphone
Polar Pattern: Omnidirectional
Frequency Range: 20Hz ~ 20KHz
Maximum SPL 110dB SPL
Input Dynamic Range 86 dB
Battery Type
TX: 140mAh (0.518Wh)
RX: 200mAh (0.76Wh)
Charging Case: 1400mAh (5.18Wh)
Runtime
TX: 8H
RX: 8H
Charging Case: Maximum 2 times charging for 2 TX and 1 RX.
Charging Time
TX: 1.5H
RX: 1.5H
Charging Case: 1.5H
Dimensions
TX: 48 x 21.5 x 10 mm
RX: 48.3 x 27.6 x 11mm
Charging Case: 83x60x30 mm
Weight
TX: 11.8g
RX: 17.5g
Charging Case: 80g
PARAMETERS