Microphone

“● Battery capacity: TX (microphone) 80ma
● Sensitivity: -38dB
● Signal-to-noise ratio: 58db
● Transmission range: 20-25 meters
● Transmission frequency: 2402-2480MHZ
● Maximum RF output power (EDR): +4DB
● Modulation type (EDR): GFSK, π/4- DQPSK
● Microphone type: Electret microphone
● Recording specification: 100Hz – 10KHz
● Microphone charging time: About 1 hour
● Microphone working time: About 5 – 6 hours
● Charging case charging time: About 1 hour”

“Material: aluminum + POM(Tip)
Capacity: 130mAh
Battery life: 10h
Charger time: 30mins
Input: Type-C
Applicable equipment: Compatible with 98% of capacitive screen devices
Size: Pen body: 165*9mm, tips: 1.5mm
Net weight: 13.1g”