PARAMETERS:
Product model: HM20
Bluetooth version: JL5.0Link Range: 10 meters
Product material: zinc alloy material + ABS material
Transmission frequency: 60 HZ-180 kHZ
Battery: 3.7V / 550mA polymer batter
Charging time: 2-3 hours
Speaker: 3Ω 2WPlaytime: 6-8 hours
Interface Type: USB
Speaker setting mode: button, knob
Output Power: 2 W
Signal to noise ratio: ≥75dB
Number of speakers: 1
Function: call function
Operating mode: button
Applicable people; general purposeDisplay: None